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Finding the Fourth Proportional to 207,704.20, 311,531.60 and 67,462.69

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Solution

The fourth proportional to 207,704.20, 311,531.60 and 67,462.69 is: 101,186.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,704.20 : 311,531.60 = 67,462.69 : x
  2. Step 2: Convert to fraction form
    207,704.20/311,531.60 = 67,462.69/x
  3. Step 3: Cross multiply
    207,704.20x = 311,531.60 × 67,462.69
  4. Step 4: Simplify right side
    207,704.20x = 21,016,759,418.69
  5. Step 5: Solve for x
    x = 21,016,759,418.69/207,704.20
  6. Step 6: Final answer
    x = 101,186.01

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