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Finding the Third Proportional to 61,606 and 133,669

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Solution

The third proportional to 61,606 and 133,669 is: 290,026.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,606 : 133,669 = 133,669 : x
  2. Step 2: Convert to fraction form
    61,606/133,669 = 133,669/x
  3. Step 3: Cross multiply
    61,606x = 133,669 × 133,669
  4. Step 4: Simplify right side
    61,606x = 17,867,401,561
  5. Step 5: Solve for x
    x = 17,867,401,561/61,606
  6. Step 6: Final answer
    x = 290,026.97

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.