To convert 54.9 kg to lbs, you can use the following step-by-step instructions:

Step 1: Understand the conversion factor

1 kg is equal to 2.20462 lbs. This means that to convert kg to lbs, you need to multiply the weight in kg by 2.20462.

Step 2: Set up the conversion equation

Let x be the weight in lbs. The conversion equation can be written as:

54.9 kg * 2.20462 lbs/kg = x lbs

Step 3: Perform the calculation

Multiply 54.9 kg by 2.20462 lbs/kg:

54.9 kg * 2.20462 lbs/kg = 121.025 lbs

Step 4: Round the result (if necessary)

Since weight is often rounded to the nearest decimal place, you can round the result to the desired number of decimal places. In this case, the result is already given as 54.9 kg, so rounding is not necessary.

Step 5: Write the final answer

The weight of 54.9 kg is equal to 121.025 lbs.

Therefore, 54.9 kg is approximately equal to 121.025 lbs.