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Finding the Third Proportional to 102,010 and 218,761

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Solution

The third proportional to 102,010 and 218,761 is: 469,134.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,010 : 218,761 = 218,761 : x
  2. Step 2: Convert to fraction form
    102,010/218,761 = 218,761/x
  3. Step 3: Cross multiply
    102,010x = 218,761 × 218,761
  4. Step 4: Simplify right side
    102,010x = 47,856,375,121
  5. Step 5: Solve for x
    x = 47,856,375,121/102,010
  6. Step 6: Final answer
    x = 469,134.15

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.