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Finding the Fourth Proportional to 178,446.24, 267,649.92 and 73,265.51

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Solution

The fourth proportional to 178,446.24, 267,649.92 and 73,265.51 is: 109,890.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,446.24 : 267,649.92 = 73,265.51 : x
  2. Step 2: Convert to fraction form
    178,446.24/267,649.92 = 73,265.51/x
  3. Step 3: Cross multiply
    178,446.24x = 267,649.92 × 73,265.51
  4. Step 4: Simplify right side
    178,446.24x = 19,609,508,559.38
  5. Step 5: Solve for x
    x = 19,609,508,559.38/178,446.24
  6. Step 6: Final answer
    x = 109,890.29

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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.