Home / 129,841.20-194,766.66-36,344.52

Finding the Fourth Proportional to 129,841.20, 194,766.66 and 36,344.52

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Solution

The fourth proportional to 129,841.20, 194,766.66 and 36,344.52 is: 54,518.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,841.20 : 194,766.66 = 36,344.52 : x
  2. Step 2: Convert to fraction form
    129,841.20/194,766.66 = 36,344.52/x
  3. Step 3: Cross multiply
    129,841.20x = 194,766.66 × 36,344.52
  4. Step 4: Simplify right side
    129,841.20x = 7,078,700,769.70
  5. Step 5: Solve for x
    x = 7,078,700,769.70/129,841.20
  6. Step 6: Final answer
    x = 54,518.14

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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.