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Finding the Fourth Proportional to 221,999.13, 332,969.84 and 88,880.69

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Solution

The fourth proportional to 221,999.13, 332,969.84 and 88,880.69 is: 133,309.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,999.13 : 332,969.84 = 88,880.69 : x
  2. Step 2: Convert to fraction form
    221,999.13/332,969.84 = 88,880.69/x
  3. Step 3: Cross multiply
    221,999.13x = 332,969.84 × 88,880.69
  4. Step 4: Simplify right side
    221,999.13x = 29,594,589,849.71
  5. Step 5: Solve for x
    x = 29,594,589,849.71/221,999.13
  6. Step 6: Final answer
    x = 133,309.49

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