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Finding the Third Proportional to 121,834 and 182,751

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Solution

The third proportional to 121,834 and 182,751 is: 274,126.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,834 : 182,751 = 182,751 : x
  2. Step 2: Convert to fraction form
    121,834/182,751 = 182,751/x
  3. Step 3: Cross multiply
    121,834x = 182,751 × 182,751
  4. Step 4: Simplify right side
    121,834x = 33,397,928,001
  5. Step 5: Solve for x
    x = 33,397,928,001/121,834
  6. Step 6: Final answer
    x = 274,126.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.