55 kg is equal to 121.25 pounds. To convert kilograms to pounds, you can either multiply the number of kilograms by 2.204622622 or divide the number of kilograms by 0.45359237. Using the first method, we can calculate that 55 kg multiplied by 2.204622622 equals approximately 121.25 lbs. Therefore, 55 kg is equal to 121.25 pounds.