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Finding the Fourth Proportional to 220,879.80, 331,362.90 and 94,519.80

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Solution

The fourth proportional to 220,879.80, 331,362.90 and 94,519.80 is: 141,798.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,879.80 : 331,362.90 = 94,519.80 : x
  2. Step 2: Convert to fraction form
    220,879.80/331,362.90 = 94,519.80/x
  3. Step 3: Cross multiply
    220,879.80x = 331,362.90 × 94,519.80
  4. Step 4: Simplify right side
    220,879.80x = 31,320,355,035.42
  5. Step 5: Solve for x
    x = 31,320,355,035.42/220,879.80
  6. Step 6: Final answer
    x = 141,798.19

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