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Finding the Fourth Proportional to 67,425.68, 101,049.96 and 58,618.64

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Solution

The fourth proportional to 67,425.68, 101,049.96 and 58,618.64 is: 87,850.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,425.68 : 101,049.96 = 58,618.64 : x
  2. Step 2: Convert to fraction form
    67,425.68/101,049.96 = 58,618.64/x
  3. Step 3: Cross multiply
    67,425.68x = 101,049.96 × 58,618.64
  4. Step 4: Simplify right side
    67,425.68x = 5,923,411,227.25
  5. Step 5: Solve for x
    x = 5,923,411,227.25/67,425.68
  6. Step 6: Final answer
    x = 87,850.97

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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.