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Finding the Third Proportional to 70,110 and 151,866

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Solution

The third proportional to 70,110 and 151,866 is: 328,958.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,110 : 151,866 = 151,866 : x
  2. Step 2: Convert to fraction form
    70,110/151,866 = 151,866/x
  3. Step 3: Cross multiply
    70,110x = 151,866 × 151,866
  4. Step 4: Simplify right side
    70,110x = 23,063,281,956
  5. Step 5: Solve for x
    x = 23,063,281,956/70,110
  6. Step 6: Final answer
    x = 328,958.52

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.