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Finding the Third Proportional to 70,092 and 108,711

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Solution

The third proportional to 70,092 and 108,711 is: 168,608.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,092 : 108,711 = 108,711 : x
  2. Step 2: Convert to fraction form
    70,092/108,711 = 108,711/x
  3. Step 3: Cross multiply
    70,092x = 108,711 × 108,711
  4. Step 4: Simplify right side
    70,092x = 11,818,081,521
  5. Step 5: Solve for x
    x = 11,818,081,521/70,092
  6. Step 6: Final answer
    x = 168,608.14

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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.