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Finding the Fourth Proportional to 179,397.20, 269,074.20 and 74,205.20

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Solution

The fourth proportional to 179,397.20, 269,074.20 and 74,205.20 is: 111,298.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,397.20 : 269,074.20 = 74,205.20 : x
  2. Step 2: Convert to fraction form
    179,397.20/269,074.20 = 74,205.20/x
  3. Step 3: Cross multiply
    179,397.20x = 269,074.20 × 74,205.20
  4. Step 4: Simplify right side
    179,397.20x = 19,966,704,825.84
  5. Step 5: Solve for x
    x = 19,966,704,825.84/179,397.20
  6. Step 6: Final answer
    x = 111,298.87

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