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Finding the Fourth Proportional to 144,100.58, 198,850.55 and 80,442.41

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Solution

The fourth proportional to 144,100.58, 198,850.55 and 80,442.41 is: 111,005.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,100.58 : 198,850.55 = 80,442.41 : x
  2. Step 2: Convert to fraction form
    144,100.58/198,850.55 = 80,442.41/x
  3. Step 3: Cross multiply
    144,100.58x = 198,850.55 × 80,442.41
  4. Step 4: Simplify right side
    144,100.58x = 15,996,016,075.36
  5. Step 5: Solve for x
    x = 15,996,016,075.36/144,100.58
  6. Step 6: Final answer
    x = 111,005.91

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