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Finding the Third Proportional to 169,432.50 and 365,107.50

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Solution

The third proportional to 169,432.50 and 365,107.50 is: 786,764.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,432.50 : 365,107.50 = 365,107.50 : x
  2. Step 2: Convert to fraction form
    169,432.50/365,107.50 = 365,107.50/x
  3. Step 3: Cross multiply
    169,432.50x = 365,107.50 × 365,107.50
  4. Step 4: Simplify right side
    169,432.50x = 133,303,486,556.25
  5. Step 5: Solve for x
    x = 133,303,486,556.25/169,432.50
  6. Step 6: Final answer
    x = 786,764.56

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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.