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Finding the Fourth Proportional to 88,891.70, 133,337.68 and 36,301.20

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Solution

The fourth proportional to 88,891.70, 133,337.68 and 36,301.20 is: 54,451.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,891.70 : 133,337.68 = 36,301.20 : x
  2. Step 2: Convert to fraction form
    88,891.70/133,337.68 = 36,301.20/x
  3. Step 3: Cross multiply
    88,891.70x = 133,337.68 × 36,301.20
  4. Step 4: Simplify right side
    88,891.70x = 4,840,317,789.22
  5. Step 5: Solve for x
    x = 4,840,317,789.22/88,891.70
  6. Step 6: Final answer
    x = 54,451.85

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1.5x scale

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.