Home / 92,028.79-138,046.27-25,463.35

Finding the Fourth Proportional to 92,028.79, 138,046.27 and 25,463.35

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Solution

The fourth proportional to 92,028.79, 138,046.27 and 25,463.35 is: 38,195.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,028.79 : 138,046.27 = 25,463.35 : x
  2. Step 2: Convert to fraction form
    92,028.79/138,046.27 = 25,463.35/x
  3. Step 3: Cross multiply
    92,028.79x = 138,046.27 × 25,463.35
  4. Step 4: Simplify right side
    92,028.79x = 3,515,120,489.20
  5. Step 5: Solve for x
    x = 3,515,120,489.20/92,028.79
  6. Step 6: Final answer
    x = 38,195.88

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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.