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Finding the Third Proportional to 39,760.13 and 85,747.13

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Solution

The third proportional to 39,760.13 and 85,747.13 is: 184,923.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,760.13 : 85,747.13 = 85,747.13 : x
  2. Step 2: Convert to fraction form
    39,760.13/85,747.13 = 85,747.13/x
  3. Step 3: Cross multiply
    39,760.13x = 85,747.13 × 85,747.13
  4. Step 4: Simplify right side
    39,760.13x = 7,352,569,445.77
  5. Step 5: Solve for x
    x = 7,352,569,445.77/39,760.13
  6. Step 6: Final answer
    x = 184,923.20

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.