Home / 83,909.04-125,785.80-41,763.12

Finding the Fourth Proportional to 83,909.04, 125,785.80 and 41,763.12

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Solution

The fourth proportional to 83,909.04, 125,785.80 and 41,763.12 is: 62,605.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,909.04 : 125,785.80 = 41,763.12 : x
  2. Step 2: Convert to fraction form
    83,909.04/125,785.80 = 41,763.12/x
  3. Step 3: Cross multiply
    83,909.04x = 125,785.80 × 41,763.12
  4. Step 4: Simplify right side
    83,909.04x = 5,253,207,459.70
  5. Step 5: Solve for x
    x = 5,253,207,459.70/83,909.04
  6. Step 6: Final answer
    x = 62,605.98

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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.