Home / 347,446.26-521,174.86-137,082.38

Finding the Fourth Proportional to 347,446.26, 521,174.86 and 137,082.38

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Solution

The fourth proportional to 347,446.26, 521,174.86 and 137,082.38 is: 205,625.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,446.26 : 521,174.86 = 137,082.38 : x
  2. Step 2: Convert to fraction form
    347,446.26/521,174.86 = 137,082.38/x
  3. Step 3: Cross multiply
    347,446.26x = 521,174.86 × 137,082.38
  4. Step 4: Simplify right side
    347,446.26x = 71,443,887,256.39
  5. Step 5: Solve for x
    x = 71,443,887,256.39/347,446.26
  6. Step 6: Final answer
    x = 205,625.72

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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.