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Finding the Third Proportional to 103,695 and 222,126

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Solution

The third proportional to 103,695 and 222,126 is: 475,818.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,695 : 222,126 = 222,126 : x
  2. Step 2: Convert to fraction form
    103,695/222,126 = 222,126/x
  3. Step 3: Cross multiply
    103,695x = 222,126 × 222,126
  4. Step 4: Simplify right side
    103,695x = 49,339,959,876
  5. Step 5: Solve for x
    x = 49,339,959,876/103,695
  6. Step 6: Final answer
    x = 475,818.12

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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.