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Finding the Third Proportional to 91,195.50 and 136,427.25

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Solution

The third proportional to 91,195.50 and 136,427.25 is: 204,093.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,195.50 : 136,427.25 = 136,427.25 : x
  2. Step 2: Convert to fraction form
    91,195.50/136,427.25 = 136,427.25/x
  3. Step 3: Cross multiply
    91,195.50x = 136,427.25 × 136,427.25
  4. Step 4: Simplify right side
    91,195.50x = 18,612,394,542.56
  5. Step 5: Solve for x
    x = 18,612,394,542.56/91,195.50
  6. Step 6: Final answer
    x = 204,093.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.