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Finding the Fourth Proportional to 144,712.75, 199,704.21 and 84,324.82

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Solution

The fourth proportional to 144,712.75, 199,704.21 and 84,324.82 is: 116,368.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,712.75 : 199,704.21 = 84,324.82 : x
  2. Step 2: Convert to fraction form
    144,712.75/199,704.21 = 84,324.82/x
  3. Step 3: Cross multiply
    144,712.75x = 199,704.21 × 84,324.82
  4. Step 4: Simplify right side
    144,712.75x = 16,840,021,561.49
  5. Step 5: Solve for x
    x = 16,840,021,561.49/144,712.75
  6. Step 6: Final answer
    x = 116,368.61

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