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Finding the Third Proportional to 61,674 and 132,706

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Solution

The third proportional to 61,674 and 132,706 is: 285,547.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,674 : 132,706 = 132,706 : x
  2. Step 2: Convert to fraction form
    61,674/132,706 = 132,706/x
  3. Step 3: Cross multiply
    61,674x = 132,706 × 132,706
  4. Step 4: Simplify right side
    61,674x = 17,610,882,436
  5. Step 5: Solve for x
    x = 17,610,882,436/61,674
  6. Step 6: Final answer
    x = 285,547.92

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.