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Finding the Fourth Proportional to 207,899.73, 311,854.46 and 67,669.29

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Solution

The fourth proportional to 207,899.73, 311,854.46 and 67,669.29 is: 101,505.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,899.73 : 311,854.46 = 67,669.29 : x
  2. Step 2: Convert to fraction form
    207,899.73/311,854.46 = 67,669.29/x
  3. Step 3: Cross multiply
    207,899.73x = 311,854.46 × 67,669.29
  4. Step 4: Simplify right side
    207,899.73x = 21,102,969,553.19
  5. Step 5: Solve for x
    x = 21,102,969,553.19/207,899.73
  6. Step 6: Final answer
    x = 101,505.52

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