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Finding the Third Proportional to 129,864 and 194,796

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Solution

The third proportional to 129,864 and 194,796 is: 292,194

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,864 : 194,796 = 194,796 : x
  2. Step 2: Convert to fraction form
    129,864/194,796 = 194,796/x
  3. Step 3: Cross multiply
    129,864x = 194,796 × 194,796
  4. Step 4: Simplify right side
    129,864x = 37,945,481,616
  5. Step 5: Solve for x
    x = 37,945,481,616/129,864
  6. Step 6: Final answer
    x = 292,194

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.