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Finding the Fourth Proportional to 267,488.92, 401,233.38 and 89,996.86

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Solution

The fourth proportional to 267,488.92, 401,233.38 and 89,996.86 is: 134,995.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,488.92 : 401,233.38 = 89,996.86 : x
  2. Step 2: Convert to fraction form
    267,488.92/401,233.38 = 89,996.86/x
  3. Step 3: Cross multiply
    267,488.92x = 401,233.38 × 89,996.86
  4. Step 4: Simplify right side
    267,488.92x = 36,109,744,327.19
  5. Step 5: Solve for x
    x = 36,109,744,327.19/267,488.92
  6. Step 6: Final answer
    x = 134,995.29

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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.