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Finding the Fourth Proportional to 88,747.60, 133,035.24 and 35,424.12

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Solution

The fourth proportional to 88,747.60, 133,035.24 and 35,424.12 is: 53,101.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,747.60 : 133,035.24 = 35,424.12 : x
  2. Step 2: Convert to fraction form
    88,747.60/133,035.24 = 35,424.12/x
  3. Step 3: Cross multiply
    88,747.60x = 133,035.24 × 35,424.12
  4. Step 4: Simplify right side
    88,747.60x = 4,712,656,305.99
  5. Step 5: Solve for x
    x = 4,712,656,305.99/88,747.60
  6. Step 6: Final answer
    x = 53,101.79

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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.