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Finding the Third Proportional to 47,367 and 102,015

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Solution

The third proportional to 47,367 and 102,015 is: 219,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,367 : 102,015 = 102,015 : x
  2. Step 2: Convert to fraction form
    47,367/102,015 = 102,015/x
  3. Step 3: Cross multiply
    47,367x = 102,015 × 102,015
  4. Step 4: Simplify right side
    47,367x = 10,407,060,225
  5. Step 5: Solve for x
    x = 10,407,060,225/47,367
  6. Step 6: Final answer
    x = 219,711.20

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.