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Finding the Fourth Proportional to 104,138.94, 156,083.19 and 47,901.54

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Solution

The fourth proportional to 104,138.94, 156,083.19 and 47,901.54 is: 71,794.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,138.94 : 156,083.19 = 47,901.54 : x
  2. Step 2: Convert to fraction form
    104,138.94/156,083.19 = 47,901.54/x
  3. Step 3: Cross multiply
    104,138.94x = 156,083.19 × 47,901.54
  4. Step 4: Simplify right side
    104,138.94x = 7,476,625,169.11
  5. Step 5: Solve for x
    x = 7,476,625,169.11/104,138.94
  6. Step 6: Final answer
    x = 71,794.71

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