Home / 95,082.90-142,654.19-57,175.81

Finding the Fourth Proportional to 95,082.90, 142,654.19 and 57,175.81

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Solution

The fourth proportional to 95,082.90, 142,654.19 and 57,175.81 is: 85,781.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,082.90 : 142,654.19 = 57,175.81 : x
  2. Step 2: Convert to fraction form
    95,082.90/142,654.19 = 57,175.81/x
  3. Step 3: Cross multiply
    95,082.90x = 142,654.19 × 57,175.81
  4. Step 4: Simplify right side
    95,082.90x = 8,156,368,381.44
  5. Step 5: Solve for x
    x = 8,156,368,381.44/95,082.90
  6. Step 6: Final answer
    x = 85,781.66

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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.