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Finding the Third Proportional to 85,539.38 and 134,183.25

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Solution

The third proportional to 85,539.38 and 134,183.25 is: 210,489.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,539.38 : 134,183.25 = 134,183.25 : x
  2. Step 2: Convert to fraction form
    85,539.38/134,183.25 = 134,183.25/x
  3. Step 3: Cross multiply
    85,539.38x = 134,183.25 × 134,183.25
  4. Step 4: Simplify right side
    85,539.38x = 18,005,144,580.56
  5. Step 5: Solve for x
    x = 18,005,144,580.56/85,539.38
  6. Step 6: Final answer
    x = 210,489.55

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.