Home / 150,627.86-207,864.66-82,645.44

Finding the Fourth Proportional to 150,627.86, 207,864.66 and 82,645.44

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Solution

The fourth proportional to 150,627.86, 207,864.66 and 82,645.44 is: 114,049.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,627.86 : 207,864.66 = 82,645.44 : x
  2. Step 2: Convert to fraction form
    150,627.86/207,864.66 = 82,645.44/x
  3. Step 3: Cross multiply
    150,627.86x = 207,864.66 × 82,645.44
  4. Step 4: Simplify right side
    150,627.86x = 17,179,066,286.15
  5. Step 5: Solve for x
    x = 17,179,066,286.15/150,627.86
  6. Step 6: Final answer
    x = 114,049.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.