Home / 80,540.52-111,149.04-44,733.25

Finding the Fourth Proportional to 80,540.52, 111,149.04 and 44,733.25

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Solution

The fourth proportional to 80,540.52, 111,149.04 and 44,733.25 is: 61,733.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,540.52 : 111,149.04 = 44,733.25 : x
  2. Step 2: Convert to fraction form
    80,540.52/111,149.04 = 44,733.25/x
  3. Step 3: Cross multiply
    80,540.52x = 111,149.04 × 44,733.25
  4. Step 4: Simplify right side
    80,540.52x = 4,972,057,793.58
  5. Step 5: Solve for x
    x = 4,972,057,793.58/80,540.52
  6. Step 6: Final answer
    x = 61,733.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.