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Finding the Fourth Proportional to 143,816.99, 198,468.36 and 80,158.82

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Solution

The fourth proportional to 143,816.99, 198,468.36 and 80,158.82 is: 110,619.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,816.99 : 198,468.36 = 80,158.82 : x
  2. Step 2: Convert to fraction form
    143,816.99/198,468.36 = 80,158.82/x
  3. Step 3: Cross multiply
    143,816.99x = 198,468.36 × 80,158.82
  4. Step 4: Simplify right side
    143,816.99x = 15,908,988,552.59
  5. Step 5: Solve for x
    x = 15,908,988,552.59/143,816.99
  6. Step 6: Final answer
    x = 110,619.68

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