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Finding the Fourth Proportional to 224,711.94, 337,069.23 and 74,951.85

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Solution

The fourth proportional to 224,711.94, 337,069.23 and 74,951.85 is: 112,428.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,711.94 : 337,069.23 = 74,951.85 : x
  2. Step 2: Convert to fraction form
    224,711.94/337,069.23 = 74,951.85/x
  3. Step 3: Cross multiply
    224,711.94x = 337,069.23 × 74,951.85
  4. Step 4: Simplify right side
    224,711.94x = 25,263,962,366.58
  5. Step 5: Solve for x
    x = 25,263,962,366.58/224,711.94
  6. Step 6: Final answer
    x = 112,428.22

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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.