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Finding the Fourth Proportional to 233,190.80, 321,803.69 and 131,221.92

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Solution

The fourth proportional to 233,190.80, 321,803.69 and 131,221.92 is: 181,086.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,190.80 : 321,803.69 = 131,221.92 : x
  2. Step 2: Convert to fraction form
    233,190.80/321,803.69 = 131,221.92/x
  3. Step 3: Cross multiply
    233,190.80x = 321,803.69 × 131,221.92
  4. Step 4: Simplify right side
    233,190.80x = 42,227,698,615.54
  5. Step 5: Solve for x
    x = 42,227,698,615.54/233,190.80
  6. Step 6: Final answer
    x = 181,086.47

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