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Finding the Third Proportional to 129,292 and 194,066

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Solution

The third proportional to 129,292 and 194,066 is: 291,291.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,292 : 194,066 = 194,066 : x
  2. Step 2: Convert to fraction form
    129,292/194,066 = 194,066/x
  3. Step 3: Cross multiply
    129,292x = 194,066 × 194,066
  4. Step 4: Simplify right side
    129,292x = 37,661,612,356
  5. Step 5: Solve for x
    x = 37,661,612,356/129,292
  6. Step 6: Final answer
    x = 291,291.13

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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.