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Finding the Third Proportional to 61,842 and 93,336

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Solution

The third proportional to 61,842 and 93,336 is: 140,868.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,842 : 93,336 = 93,336 : x
  2. Step 2: Convert to fraction form
    61,842/93,336 = 93,336/x
  3. Step 3: Cross multiply
    61,842x = 93,336 × 93,336
  4. Step 4: Simplify right side
    61,842x = 8,711,608,896
  5. Step 5: Solve for x
    x = 8,711,608,896/61,842
  6. Step 6: Final answer
    x = 140,868.81

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.