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Finding the Third Proportional to 80,934 and 122,529.75

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Solution

The third proportional to 80,934 and 122,529.75 is: 185,503.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,934 : 122,529.75 = 122,529.75 : x
  2. Step 2: Convert to fraction form
    80,934/122,529.75 = 122,529.75/x
  3. Step 3: Cross multiply
    80,934x = 122,529.75 × 122,529.75
  4. Step 4: Simplify right side
    80,934x = 15,013,539,635.06
  5. Step 5: Solve for x
    x = 15,013,539,635.06/80,934
  6. Step 6: Final answer
    x = 185,503.49

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.