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Finding the Fourth Proportional to 143,422.46, 197,899.71 and 79,758.62

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Solution

The fourth proportional to 143,422.46, 197,899.71 and 79,758.62 is: 110,053.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,422.46 : 197,899.71 = 79,758.62 : x
  2. Step 2: Convert to fraction form
    143,422.46/197,899.71 = 79,758.62/x
  3. Step 3: Cross multiply
    143,422.46x = 197,899.71 × 79,758.62
  4. Step 4: Simplify right side
    143,422.46x = 15,784,207,768.00
  5. Step 5: Solve for x
    x = 15,784,207,768.00/143,422.46
  6. Step 6: Final answer
    x = 110,053.95

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