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Finding the Third Proportional to 71,995.50 and 101,341.13

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Solution

The third proportional to 71,995.50 and 101,341.13 is: 142,648.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,995.50 : 101,341.13 = 101,341.13 : x
  2. Step 2: Convert to fraction form
    71,995.50/101,341.13 = 101,341.13/x
  3. Step 3: Cross multiply
    71,995.50x = 101,341.13 × 101,341.13
  4. Step 4: Simplify right side
    71,995.50x = 10,270,023,616.27
  5. Step 5: Solve for x
    x = 10,270,023,616.27/71,995.50
  6. Step 6: Final answer
    x = 142,648.13

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.