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Finding the Third Proportional to 168,531.42 and 362,753.67

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Solution

The third proportional to 168,531.42 and 362,753.67 is: 780,805.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,531.42 : 362,753.67 = 362,753.67 : x
  2. Step 2: Convert to fraction form
    168,531.42/362,753.67 = 362,753.67/x
  3. Step 3: Cross multiply
    168,531.42x = 362,753.67 × 362,753.67
  4. Step 4: Simplify right side
    168,531.42x = 131,590,228,584.31
  5. Step 5: Solve for x
    x = 131,590,228,584.31/168,531.42
  6. Step 6: Final answer
    x = 780,805.33

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.