Home / 92,589.28-138,888.73-29,414.34

Finding the Fourth Proportional to 92,589.28, 138,888.73 and 29,414.34

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Solution

The fourth proportional to 92,589.28, 138,888.73 and 29,414.34 is: 44,123.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,589.28 : 138,888.73 = 29,414.34 : x
  2. Step 2: Convert to fraction form
    92,589.28/138,888.73 = 29,414.34/x
  3. Step 3: Cross multiply
    92,589.28x = 138,888.73 × 29,414.34
  4. Step 4: Simplify right side
    92,589.28x = 4,085,320,197.70
  5. Step 5: Solve for x
    x = 4,085,320,197.70/92,589.28
  6. Step 6: Final answer
    x = 44,123.04

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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.