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Finding the Third Proportional to 125,390 and 194,373

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Solution

The third proportional to 125,390 and 194,373 is: 301,306.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,390 : 194,373 = 194,373 : x
  2. Step 2: Convert to fraction form
    125,390/194,373 = 194,373/x
  3. Step 3: Cross multiply
    125,390x = 194,373 × 194,373
  4. Step 4: Simplify right side
    125,390x = 37,780,863,129
  5. Step 5: Solve for x
    x = 37,780,863,129/125,390
  6. Step 6: Final answer
    x = 301,306.83

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.