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Finding the Fourth Proportional to 192,375.30, 288,562.95 and 156,945.90

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Solution

The fourth proportional to 192,375.30, 288,562.95 and 156,945.90 is: 235,418.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,375.30 : 288,562.95 = 156,945.90 : x
  2. Step 2: Convert to fraction form
    192,375.30/288,562.95 = 156,945.90/x
  3. Step 3: Cross multiply
    192,375.30x = 288,562.95 × 156,945.90
  4. Step 4: Simplify right side
    192,375.30x = 45,288,771,894.41
  5. Step 5: Solve for x
    x = 45,288,771,894.41/192,375.30
  6. Step 6: Final answer
    x = 235,418.85

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