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Finding the Third Proportional to 67,131 and 94,105.13

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Solution

The third proportional to 67,131 and 94,105.13 is: 131,917.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,131 : 94,105.13 = 94,105.13 : x
  2. Step 2: Convert to fraction form
    67,131/94,105.13 = 94,105.13/x
  3. Step 3: Cross multiply
    67,131x = 94,105.13 × 94,105.13
  4. Step 4: Simplify right side
    67,131x = 8,855,774,551.27
  5. Step 5: Solve for x
    x = 8,855,774,551.27/67,131
  6. Step 6: Final answer
    x = 131,917.81

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.