Home / 83,767.04-125,650.56-28,401.92

Finding the Fourth Proportional to 83,767.04, 125,650.56 and 28,401.92

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Solution

The fourth proportional to 83,767.04, 125,650.56 and 28,401.92 is: 42,602.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,767.04 : 125,650.56 = 28,401.92 : x
  2. Step 2: Convert to fraction form
    83,767.04/125,650.56 = 28,401.92/x
  3. Step 3: Cross multiply
    83,767.04x = 125,650.56 × 28,401.92
  4. Step 4: Simplify right side
    83,767.04x = 3,568,717,153.08
  5. Step 5: Solve for x
    x = 3,568,717,153.08/83,767.04
  6. Step 6: Final answer
    x = 42,602.88

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Similar ratio
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1.5x scale

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.