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Finding the Fourth Proportional to 63,737.25, 95,606.10 and 28,635.90

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Solution

The fourth proportional to 63,737.25, 95,606.10 and 28,635.90 is: 42,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,737.25 : 95,606.10 = 28,635.90 : x
  2. Step 2: Convert to fraction form
    63,737.25/95,606.10 = 28,635.90/x
  3. Step 3: Cross multiply
    63,737.25x = 95,606.10 × 28,635.90
  4. Step 4: Simplify right side
    63,737.25x = 2,737,766,718.99
  5. Step 5: Solve for x
    x = 2,737,766,718.99/63,737.25
  6. Step 6: Final answer
    x = 42,953.95

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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.