Home / 131,326.92-197,022.78-37,831.86

Finding the Fourth Proportional to 131,326.92, 197,022.78 and 37,831.86

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Solution

The fourth proportional to 131,326.92, 197,022.78 and 37,831.86 is: 56,757.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,326.92 : 197,022.78 = 37,831.86 : x
  2. Step 2: Convert to fraction form
    131,326.92/197,022.78 = 37,831.86/x
  3. Step 3: Cross multiply
    131,326.92x = 197,022.78 × 37,831.86
  4. Step 4: Simplify right side
    131,326.92x = 7,453,738,229.77
  5. Step 5: Solve for x
    x = 7,453,738,229.77/131,326.92
  6. Step 6: Final answer
    x = 56,757.12

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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.