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Finding the Third Proportional to 69,549.50 and 149,897

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Solution

The third proportional to 69,549.50 and 149,897 is: 323,066.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,549.50 : 149,897 = 149,897 : x
  2. Step 2: Convert to fraction form
    69,549.50/149,897 = 149,897/x
  3. Step 3: Cross multiply
    69,549.50x = 149,897 × 149,897
  4. Step 4: Simplify right side
    69,549.50x = 22,469,110,609
  5. Step 5: Solve for x
    x = 22,469,110,609/69,549.50
  6. Step 6: Final answer
    x = 323,066.46

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.