Home / 266,327.76-399,493.14-88,834.28

Finding the Fourth Proportional to 266,327.76, 399,493.14 and 88,834.28

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Solution

The fourth proportional to 266,327.76, 399,493.14 and 88,834.28 is: 133,251.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,327.76 : 399,493.14 = 88,834.28 : x
  2. Step 2: Convert to fraction form
    266,327.76/399,493.14 = 88,834.28/x
  3. Step 3: Cross multiply
    266,327.76x = 399,493.14 × 88,834.28
  4. Step 4: Simplify right side
    266,327.76x = 35,488,685,456.84
  5. Step 5: Solve for x
    x = 35,488,685,456.84/266,327.76
  6. Step 6: Final answer
    x = 133,251.92

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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.