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Finding the Fourth Proportional to 204,793.20, 307,328.20 and 71,674.64

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Solution

The fourth proportional to 204,793.20, 307,328.20 and 71,674.64 is: 107,560.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,793.20 : 307,328.20 = 71,674.64 : x
  2. Step 2: Convert to fraction form
    204,793.20/307,328.20 = 71,674.64/x
  3. Step 3: Cross multiply
    204,793.20x = 307,328.20 × 71,674.64
  4. Step 4: Simplify right side
    204,793.20x = 22,027,638,096.85
  5. Step 5: Solve for x
    x = 22,027,638,096.85/204,793.20
  6. Step 6: Final answer
    x = 107,560.40

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