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Finding the Fourth Proportional to 207,825.92, 311,775.60 and 67,559.84

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Solution

The fourth proportional to 207,825.92, 311,775.60 and 67,559.84 is: 101,351.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,825.92 : 311,775.60 = 67,559.84 : x
  2. Step 2: Convert to fraction form
    207,825.92/311,775.60 = 67,559.84/x
  3. Step 3: Cross multiply
    207,825.92x = 311,775.60 × 67,559.84
  4. Step 4: Simplify right side
    207,825.92x = 21,063,509,651.90
  5. Step 5: Solve for x
    x = 21,063,509,651.90/207,825.92
  6. Step 6: Final answer
    x = 101,351.70

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