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Finding the Fourth Proportional to 267,251.60, 400,935.77 and 89,753.97

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Solution

The fourth proportional to 267,251.60, 400,935.77 and 89,753.97 is: 134,650.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,251.60 : 400,935.77 = 89,753.97 : x
  2. Step 2: Convert to fraction form
    267,251.60/400,935.77 = 89,753.97/x
  3. Step 3: Cross multiply
    267,251.60x = 400,935.77 × 89,753.97
  4. Step 4: Simplify right side
    267,251.60x = 35,985,578,968.69
  5. Step 5: Solve for x
    x = 35,985,578,968.69/267,251.60
  6. Step 6: Final answer
    x = 134,650.56

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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.