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Finding the Fourth Proportional to 88,592.34, 122,158.11 and 72,409.44

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Solution

The fourth proportional to 88,592.34, 122,158.11 and 72,409.44 is: 99,843.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,592.34 : 122,158.11 = 72,409.44 : x
  2. Step 2: Convert to fraction form
    88,592.34/122,158.11 = 72,409.44/x
  3. Step 3: Cross multiply
    88,592.34x = 122,158.11 × 72,409.44
  4. Step 4: Simplify right side
    88,592.34x = 8,845,400,336.56
  5. Step 5: Solve for x
    x = 8,845,400,336.56/88,592.34
  6. Step 6: Final answer
    x = 99,843.85

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