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Finding the Fourth Proportional to 83,596.92, 125,433.54 and 45,658.14

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Solution

The fourth proportional to 83,596.92, 125,433.54 and 45,658.14 is: 68,508.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,596.92 : 125,433.54 = 45,658.14 : x
  2. Step 2: Convert to fraction form
    83,596.92/125,433.54 = 45,658.14/x
  3. Step 3: Cross multiply
    83,596.92x = 125,433.54 × 45,658.14
  4. Step 4: Simplify right side
    83,596.92x = 5,727,062,130.02
  5. Step 5: Solve for x
    x = 5,727,062,130.02/83,596.92
  6. Step 6: Final answer
    x = 68,508.05

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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.