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Finding the Third Proportional to 61,950 and 133,836

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Solution

The third proportional to 61,950 and 133,836 is: 289,137.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,950 : 133,836 = 133,836 : x
  2. Step 2: Convert to fraction form
    61,950/133,836 = 133,836/x
  3. Step 3: Cross multiply
    61,950x = 133,836 × 133,836
  4. Step 4: Simplify right side
    61,950x = 17,912,074,896
  5. Step 5: Solve for x
    x = 17,912,074,896/61,950
  6. Step 6: Final answer
    x = 289,137.61

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.