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Finding the Fourth Proportional to 122,525.20, 183,960.60 and 75,869.20

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Solution

The fourth proportional to 122,525.20, 183,960.60 and 75,869.20 is: 113,910.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,525.20 : 183,960.60 = 75,869.20 : x
  2. Step 2: Convert to fraction form
    122,525.20/183,960.60 = 75,869.20/x
  3. Step 3: Cross multiply
    122,525.20x = 183,960.60 × 75,869.20
  4. Step 4: Simplify right side
    122,525.20x = 13,956,943,553.52
  5. Step 5: Solve for x
    x = 13,956,943,553.52/122,525.20
  6. Step 6: Final answer
    x = 113,910.80

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