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Finding the Third Proportional to 39,330 and 60,162.75

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Solution

The third proportional to 39,330 and 60,162.75 is: 92,030.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,330 : 60,162.75 = 60,162.75 : x
  2. Step 2: Convert to fraction form
    39,330/60,162.75 = 60,162.75/x
  3. Step 3: Cross multiply
    39,330x = 60,162.75 × 60,162.75
  4. Step 4: Simplify right side
    39,330x = 3,619,556,487.56
  5. Step 5: Solve for x
    x = 3,619,556,487.56/39,330
  6. Step 6: Final answer
    x = 92,030.42

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.