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Finding the Fourth Proportional to 153,591.55, 230,350.41 and 78,673.13

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Solution

The fourth proportional to 153,591.55, 230,350.41 and 78,673.13 is: 117,990.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,591.55 : 230,350.41 = 78,673.13 : x
  2. Step 2: Convert to fraction form
    153,591.55/230,350.41 = 78,673.13/x
  3. Step 3: Cross multiply
    153,591.55x = 230,350.41 × 78,673.13
  4. Step 4: Simplify right side
    153,591.55x = 18,122,387,751.48
  5. Step 5: Solve for x
    x = 18,122,387,751.48/153,591.55
  6. Step 6: Final answer
    x = 117,990.79

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