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Finding the Third Proportional to 97,212 and 209,192

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Solution

The third proportional to 97,212 and 209,192 is: 450,163.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,212 : 209,192 = 209,192 : x
  2. Step 2: Convert to fraction form
    97,212/209,192 = 209,192/x
  3. Step 3: Cross multiply
    97,212x = 209,192 × 209,192
  4. Step 4: Simplify right side
    97,212x = 43,761,292,864
  5. Step 5: Solve for x
    x = 43,761,292,864/97,212
  6. Step 6: Final answer
    x = 450,163.49

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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.