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Finding the Third Proportional to 90,332 and 134,192

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Solution

The third proportional to 90,332 and 134,192 is: 199,347.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,332 : 134,192 = 134,192 : x
  2. Step 2: Convert to fraction form
    90,332/134,192 = 134,192/x
  3. Step 3: Cross multiply
    90,332x = 134,192 × 134,192
  4. Step 4: Simplify right side
    90,332x = 18,007,492,864
  5. Step 5: Solve for x
    x = 18,007,492,864/90,332
  6. Step 6: Final answer
    x = 199,347.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.