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Finding the Fourth Proportional to 236,105.86, 325,826.06 and 128,675.96

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Solution

The fourth proportional to 236,105.86, 325,826.06 and 128,675.96 is: 177,572.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,105.86 : 325,826.06 = 128,675.96 : x
  2. Step 2: Convert to fraction form
    236,105.86/325,826.06 = 128,675.96/x
  3. Step 3: Cross multiply
    236,105.86x = 325,826.06 × 128,675.96
  4. Step 4: Simplify right side
    236,105.86x = 41,925,981,063.52
  5. Step 5: Solve for x
    x = 41,925,981,063.52/236,105.86
  6. Step 6: Final answer
    x = 177,572.81

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