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Finding the Third Proportional to 29,269 and 63,218

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Solution

The third proportional to 29,269 and 63,218 is: 136,544.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,269 : 63,218 = 63,218 : x
  2. Step 2: Convert to fraction form
    29,269/63,218 = 63,218/x
  3. Step 3: Cross multiply
    29,269x = 63,218 × 63,218
  4. Step 4: Simplify right side
    29,269x = 3,996,515,524
  5. Step 5: Solve for x
    x = 3,996,515,524/29,269
  6. Step 6: Final answer
    x = 136,544.31

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.