Home / 55,883.04-83,772.48-38,361.12

Finding the Fourth Proportional to 55,883.04, 83,772.48 and 38,361.12

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Solution

The fourth proportional to 55,883.04, 83,772.48 and 38,361.12 is: 57,505.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,883.04 : 83,772.48 = 38,361.12 : x
  2. Step 2: Convert to fraction form
    55,883.04/83,772.48 = 38,361.12/x
  3. Step 3: Cross multiply
    55,883.04x = 83,772.48 × 38,361.12
  4. Step 4: Simplify right side
    55,883.04x = 3,213,606,157.98
  5. Step 5: Solve for x
    x = 3,213,606,157.98/55,883.04
  6. Step 6: Final answer
    x = 57,505.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.