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Finding the Third Proportional to 134,109 and 292,266

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Solution

The third proportional to 134,109 and 292,266 is: 636,940.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,109 : 292,266 = 292,266 : x
  2. Step 2: Convert to fraction form
    134,109/292,266 = 292,266/x
  3. Step 3: Cross multiply
    134,109x = 292,266 × 292,266
  4. Step 4: Simplify right side
    134,109x = 85,419,414,756
  5. Step 5: Solve for x
    x = 85,419,414,756/134,109
  6. Step 6: Final answer
    x = 636,940.21

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.