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Finding the Third Proportional to 195,211.69 and 295,278.75

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Solution

The third proportional to 195,211.69 and 295,278.75 is: 446,640.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,211.69 : 295,278.75 = 295,278.75 : x
  2. Step 2: Convert to fraction form
    195,211.69/295,278.75 = 295,278.75/x
  3. Step 3: Cross multiply
    195,211.69x = 295,278.75 × 295,278.75
  4. Step 4: Simplify right side
    195,211.69x = 87,189,540,201.56
  5. Step 5: Solve for x
    x = 87,189,540,201.56/195,211.69
  6. Step 6: Final answer
    x = 446,640.98

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.