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Finding the Third Proportional to 89,676 and 125,676

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Solution

The third proportional to 89,676 and 125,676 is: 176,128.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,676 : 125,676 = 125,676 : x
  2. Step 2: Convert to fraction form
    89,676/125,676 = 125,676/x
  3. Step 3: Cross multiply
    89,676x = 125,676 × 125,676
  4. Step 4: Simplify right side
    89,676x = 15,794,456,976
  5. Step 5: Solve for x
    x = 15,794,456,976/89,676
  6. Step 6: Final answer
    x = 176,128.03

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.