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Finding the Fourth Proportional to 321,568.40, 482,400.12 and 111,149.84

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Solution

The fourth proportional to 321,568.40, 482,400.12 and 111,149.84 is: 166,741.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,568.40 : 482,400.12 = 111,149.84 : x
  2. Step 2: Convert to fraction form
    321,568.40/482,400.12 = 111,149.84/x
  3. Step 3: Cross multiply
    321,568.40x = 482,400.12 × 111,149.84
  4. Step 4: Simplify right side
    321,568.40x = 53,618,696,153.98
  5. Step 5: Solve for x
    x = 53,618,696,153.98/321,568.40
  6. Step 6: Final answer
    x = 166,741.19

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