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Finding the Third Proportional to 119,778 and 179,652

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Solution

The third proportional to 119,778 and 179,652 is: 269,455.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,778 : 179,652 = 179,652 : x
  2. Step 2: Convert to fraction form
    119,778/179,652 = 179,652/x
  3. Step 3: Cross multiply
    119,778x = 179,652 × 179,652
  4. Step 4: Simplify right side
    119,778x = 32,274,841,104
  5. Step 5: Solve for x
    x = 32,274,841,104/119,778
  6. Step 6: Final answer
    x = 269,455.50

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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.