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Finding the Fourth Proportional to 224,758.80, 337,138.20 and 124,871.22

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Solution

The fourth proportional to 224,758.80, 337,138.20 and 124,871.22 is: 187,306.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,758.80 : 337,138.20 = 124,871.22 : x
  2. Step 2: Convert to fraction form
    224,758.80/337,138.20 = 124,871.22/x
  3. Step 3: Cross multiply
    224,758.80x = 337,138.20 × 124,871.22
  4. Step 4: Simplify right side
    224,758.80x = 42,098,858,342.60
  5. Step 5: Solve for x
    x = 42,098,858,342.60/224,758.80
  6. Step 6: Final answer
    x = 187,306.83

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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.