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Finding the Third Proportional to 202,169.25 and 336,912.75

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Solution

The third proportional to 202,169.25 and 336,912.75 is: 561,461.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,169.25 : 336,912.75 = 336,912.75 : x
  2. Step 2: Convert to fraction form
    202,169.25/336,912.75 = 336,912.75/x
  3. Step 3: Cross multiply
    202,169.25x = 336,912.75 × 336,912.75
  4. Step 4: Simplify right side
    202,169.25x = 113,510,201,112.56
  5. Step 5: Solve for x
    x = 113,510,201,112.56/202,169.25
  6. Step 6: Final answer
    x = 561,461.26

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.