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Finding the Third Proportional to 65,613.09 and 101,791.41

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Solution

The third proportional to 65,613.09 and 101,791.41 is: 157,918.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,613.09 : 101,791.41 = 101,791.41 : x
  2. Step 2: Convert to fraction form
    65,613.09/101,791.41 = 101,791.41/x
  3. Step 3: Cross multiply
    65,613.09x = 101,791.41 × 101,791.41
  4. Step 4: Simplify right side
    65,613.09x = 10,361,490,386.35
  5. Step 5: Solve for x
    x = 10,361,490,386.35/65,613.09
  6. Step 6: Final answer
    x = 157,918.03

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.