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Finding the Third Proportional to 22,211 and 47,299

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Solution

The third proportional to 22,211 and 47,299 is: 100,724.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,211 : 47,299 = 47,299 : x
  2. Step 2: Convert to fraction form
    22,211/47,299 = 47,299/x
  3. Step 3: Cross multiply
    22,211x = 47,299 × 47,299
  4. Step 4: Simplify right side
    22,211x = 2,237,195,401
  5. Step 5: Solve for x
    x = 2,237,195,401/22,211
  6. Step 6: Final answer
    x = 100,724.66

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.