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Finding the Third Proportional to 39,655.50 and 60,738

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Solution

The third proportional to 39,655.50 and 60,738 is: 93,028.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,655.50 : 60,738 = 60,738 : x
  2. Step 2: Convert to fraction form
    39,655.50/60,738 = 60,738/x
  3. Step 3: Cross multiply
    39,655.50x = 60,738 × 60,738
  4. Step 4: Simplify right side
    39,655.50x = 3,689,104,644
  5. Step 5: Solve for x
    x = 3,689,104,644/39,655.50
  6. Step 6: Final answer
    x = 93,028.83

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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.