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Finding the Fourth Proportional to 151,452.78, 209,057.32 and 103,863.66

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Solution

The fourth proportional to 151,452.78, 209,057.32 and 103,863.66 is: 143,367.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,452.78 : 209,057.32 = 103,863.66 : x
  2. Step 2: Convert to fraction form
    151,452.78/209,057.32 = 103,863.66/x
  3. Step 3: Cross multiply
    151,452.78x = 209,057.32 × 103,863.66
  4. Step 4: Simplify right side
    151,452.78x = 21,713,458,404.99
  5. Step 5: Solve for x
    x = 21,713,458,404.99/151,452.78
  6. Step 6: Final answer
    x = 143,367.84

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