Home / 83,418.30-125,129.52-24,254.55

Finding the Fourth Proportional to 83,418.30, 125,129.52 and 24,254.55

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Solution

The fourth proportional to 83,418.30, 125,129.52 and 24,254.55 is: 36,382.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,418.30 : 125,129.52 = 24,254.55 : x
  2. Step 2: Convert to fraction form
    83,418.30/125,129.52 = 24,254.55/x
  3. Step 3: Cross multiply
    83,418.30x = 125,129.52 × 24,254.55
  4. Step 4: Simplify right side
    83,418.30x = 3,034,960,199.32
  5. Step 5: Solve for x
    x = 3,034,960,199.32/83,418.30
  6. Step 6: Final answer
    x = 36,382.43

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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.