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Finding the Fourth Proportional to 193,969.54, 290,954.31 and 53,728.21

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Solution

The fourth proportional to 193,969.54, 290,954.31 and 53,728.21 is: 80,592.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,969.54 : 290,954.31 = 53,728.21 : x
  2. Step 2: Convert to fraction form
    193,969.54/290,954.31 = 53,728.21/x
  3. Step 3: Cross multiply
    193,969.54x = 290,954.31 × 53,728.21
  4. Step 4: Simplify right side
    193,969.54x = 15,632,454,268.09
  5. Step 5: Solve for x
    x = 15,632,454,268.09/193,969.54
  6. Step 6: Final answer
    x = 80,592.32

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