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Finding the Fourth Proportional to 143,015.94, 197,362.03 and 79,354.19

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Solution

The fourth proportional to 143,015.94, 197,362.03 and 79,354.19 is: 109,508.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,015.94 : 197,362.03 = 79,354.19 : x
  2. Step 2: Convert to fraction form
    143,015.94/197,362.03 = 79,354.19/x
  3. Step 3: Cross multiply
    143,015.94x = 197,362.03 × 79,354.19
  4. Step 4: Simplify right side
    143,015.94x = 15,661,504,027.41
  5. Step 5: Solve for x
    x = 15,661,504,027.41/143,015.94
  6. Step 6: Final answer
    x = 109,508.80

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