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Finding the Fourth Proportional to 235,797.57, 325,400.66 and 128,367.57

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Solution

The fourth proportional to 235,797.57, 325,400.66 and 128,367.57 is: 177,147.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,797.57 : 325,400.66 = 128,367.57 : x
  2. Step 2: Convert to fraction form
    235,797.57/325,400.66 = 128,367.57/x
  3. Step 3: Cross multiply
    235,797.57x = 325,400.66 × 128,367.57
  4. Step 4: Simplify right side
    235,797.57x = 41,770,892,000.60
  5. Step 5: Solve for x
    x = 41,770,892,000.60/235,797.57
  6. Step 6: Final answer
    x = 177,147.25

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