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Finding the Fourth Proportional to 193,910.40, 290,995.20 and 88,675.20

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Solution

The fourth proportional to 193,910.40, 290,995.20 and 88,675.20 is: 133,072.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,910.40 : 290,995.20 = 88,675.20 : x
  2. Step 2: Convert to fraction form
    193,910.40/290,995.20 = 88,675.20/x
  3. Step 3: Cross multiply
    193,910.40x = 290,995.20 × 88,675.20
  4. Step 4: Simplify right side
    193,910.40x = 25,804,057,559.04
  5. Step 5: Solve for x
    x = 25,804,057,559.04/193,910.40
  6. Step 6: Final answer
    x = 133,072.07

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