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Finding the Third Proportional to 80,256.66 and 124,442.68

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Solution

The third proportional to 80,256.66 and 124,442.68 is: 192,955.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,256.66 : 124,442.68 = 124,442.68 : x
  2. Step 2: Convert to fraction form
    80,256.66/124,442.68 = 124,442.68/x
  3. Step 3: Cross multiply
    80,256.66x = 124,442.68 × 124,442.68
  4. Step 4: Simplify right side
    80,256.66x = 15,485,981,500.01
  5. Step 5: Solve for x
    x = 15,485,981,500.01/80,256.66
  6. Step 6: Final answer
    x = 192,955.73

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.