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Finding the Fourth Proportional to 178,493.55, 267,598.25 and 88,472.91

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Solution

The fourth proportional to 178,493.55, 267,598.25 and 88,472.91 is: 132,638.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,493.55 : 267,598.25 = 88,472.91 : x
  2. Step 2: Convert to fraction form
    178,493.55/267,598.25 = 88,472.91/x
  3. Step 3: Cross multiply
    178,493.55x = 267,598.25 × 88,472.91
  4. Step 4: Simplify right side
    178,493.55x = 23,675,195,446.04
  5. Step 5: Solve for x
    x = 23,675,195,446.04/178,493.55
  6. Step 6: Final answer
    x = 132,638.94

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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.