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Finding the Fourth Proportional to 248,645.28, 372,880.08 and 80,158.80

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Solution

The fourth proportional to 248,645.28, 372,880.08 and 80,158.80 is: 120,209.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,645.28 : 372,880.08 = 80,158.80 : x
  2. Step 2: Convert to fraction form
    248,645.28/372,880.08 = 80,158.80/x
  3. Step 3: Cross multiply
    248,645.28x = 372,880.08 × 80,158.80
  4. Step 4: Simplify right side
    248,645.28x = 29,889,619,756.70
  5. Step 5: Solve for x
    x = 29,889,619,756.70/248,645.28
  6. Step 6: Final answer
    x = 120,209.88

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