Home / 95,831.62-143,738.43-45,218.86

Finding the Fourth Proportional to 95,831.62, 143,738.43 and 45,218.86

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Solution

The fourth proportional to 95,831.62, 143,738.43 and 45,218.86 is: 67,824.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,831.62 : 143,738.43 = 45,218.86 : x
  2. Step 2: Convert to fraction form
    95,831.62/143,738.43 = 45,218.86/x
  3. Step 3: Cross multiply
    95,831.62x = 143,738.43 × 45,218.86
  4. Step 4: Simplify right side
    95,831.62x = 6,499,687,942.79
  5. Step 5: Solve for x
    x = 6,499,687,942.79/95,831.62
  6. Step 6: Final answer
    x = 67,824.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.