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Finding the Third Proportional to 61,662 and 126,244

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Solution

The third proportional to 61,662 and 126,244 is: 258,466.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,662 : 126,244 = 126,244 : x
  2. Step 2: Convert to fraction form
    61,662/126,244 = 126,244/x
  3. Step 3: Cross multiply
    61,662x = 126,244 × 126,244
  4. Step 4: Simplify right side
    61,662x = 15,937,547,536
  5. Step 5: Solve for x
    x = 15,937,547,536/61,662
  6. Step 6: Final answer
    x = 258,466.28

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.