Home / 132,789.43-199,215.22-52,831.92

Finding the Fourth Proportional to 132,789.43, 199,215.22 and 52,831.92

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Solution

The fourth proportional to 132,789.43, 199,215.22 and 52,831.92 is: 79,260.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,789.43 : 199,215.22 = 52,831.92 : x
  2. Step 2: Convert to fraction form
    132,789.43/199,215.22 = 52,831.92/x
  3. Step 3: Cross multiply
    132,789.43x = 199,215.22 × 52,831.92
  4. Step 4: Simplify right side
    132,789.43x = 10,524,922,565.82
  5. Step 5: Solve for x
    x = 10,524,922,565.82/132,789.43
  6. Step 6: Final answer
    x = 79,260.25

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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.