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Finding the Third Proportional to 80,254 and 107,367

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Solution

The third proportional to 80,254 and 107,367 is: 143,639.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,254 : 107,367 = 107,367 : x
  2. Step 2: Convert to fraction form
    80,254/107,367 = 107,367/x
  3. Step 3: Cross multiply
    80,254x = 107,367 × 107,367
  4. Step 4: Simplify right side
    80,254x = 11,527,672,689
  5. Step 5: Solve for x
    x = 11,527,672,689/80,254
  6. Step 6: Final answer
    x = 143,639.85

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.