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Finding the Third Proportional to 76,126.50 and 175,452.75

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Solution

The third proportional to 76,126.50 and 175,452.75 is: 404,375.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,126.50 : 175,452.75 = 175,452.75 : x
  2. Step 2: Convert to fraction form
    76,126.50/175,452.75 = 175,452.75/x
  3. Step 3: Cross multiply
    76,126.50x = 175,452.75 × 175,452.75
  4. Step 4: Simplify right side
    76,126.50x = 30,783,667,482.56
  5. Step 5: Solve for x
    x = 30,783,667,482.56/76,126.50
  6. Step 6: Final answer
    x = 404,375.18

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Why These Related Problems?

These problems maintain the same ratio (2.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.