Home / 83,743.20-125,614.80-48,204.45

Finding the Fourth Proportional to 83,743.20, 125,614.80 and 48,204.45

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Solution

The fourth proportional to 83,743.20, 125,614.80 and 48,204.45 is: 72,306.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,743.20 : 125,614.80 = 48,204.45 : x
  2. Step 2: Convert to fraction form
    83,743.20/125,614.80 = 48,204.45/x
  3. Step 3: Cross multiply
    83,743.20x = 125,614.80 × 48,204.45
  4. Step 4: Simplify right side
    83,743.20x = 6,055,192,345.86
  5. Step 5: Solve for x
    x = 6,055,192,345.86/83,743.20
  6. Step 6: Final answer
    x = 72,306.68

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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.