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Finding the Third Proportional to 85,843 and 130,764

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Solution

The third proportional to 85,843 and 130,764 is: 199,191.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,843 : 130,764 = 130,764 : x
  2. Step 2: Convert to fraction form
    85,843/130,764 = 130,764/x
  3. Step 3: Cross multiply
    85,843x = 130,764 × 130,764
  4. Step 4: Simplify right side
    85,843x = 17,099,223,696
  5. Step 5: Solve for x
    x = 17,099,223,696/85,843
  6. Step 6: Final answer
    x = 199,191.82

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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.