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Finding the Fourth Proportional to 115,230.56, 159,048.24 and 75,054.56

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Solution

The fourth proportional to 115,230.56, 159,048.24 and 75,054.56 is: 103,594.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,230.56 : 159,048.24 = 75,054.56 : x
  2. Step 2: Convert to fraction form
    115,230.56/159,048.24 = 75,054.56/x
  3. Step 3: Cross multiply
    115,230.56x = 159,048.24 × 75,054.56
  4. Step 4: Simplify right side
    115,230.56x = 11,937,295,671.97
  5. Step 5: Solve for x
    x = 11,937,295,671.97/115,230.56
  6. Step 6: Final answer
    x = 103,594.88

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