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Finding the Fourth Proportional to 119,793.20, 179,495.40 and 75,340.40

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Solution

The fourth proportional to 119,793.20, 179,495.40 and 75,340.40 is: 112,888.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,793.20 : 179,495.40 = 75,340.40 : x
  2. Step 2: Convert to fraction form
    119,793.20/179,495.40 = 75,340.40/x
  3. Step 3: Cross multiply
    119,793.20x = 179,495.40 × 75,340.40
  4. Step 4: Simplify right side
    119,793.20x = 13,523,255,234.16
  5. Step 5: Solve for x
    x = 13,523,255,234.16/119,793.20
  6. Step 6: Final answer
    x = 112,888.34

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