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Finding the Fourth Proportional to 88,707.80, 133,073.85 and 29,537.30

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Solution

The fourth proportional to 88,707.80, 133,073.85 and 29,537.30 is: 44,310.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,707.80 : 133,073.85 = 29,537.30 : x
  2. Step 2: Convert to fraction form
    88,707.80/133,073.85 = 29,537.30/x
  3. Step 3: Cross multiply
    88,707.80x = 133,073.85 × 29,537.30
  4. Step 4: Simplify right side
    88,707.80x = 3,930,642,229.61
  5. Step 5: Solve for x
    x = 3,930,642,229.61/88,707.80
  6. Step 6: Final answer
    x = 44,310.00

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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.