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Finding the Fourth Proportional to 120,636.54, 180,970.74 and 44,724.60

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Solution

The fourth proportional to 120,636.54, 180,970.74 and 44,724.60 is: 67,092.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,636.54 : 180,970.74 = 44,724.60 : x
  2. Step 2: Convert to fraction form
    120,636.54/180,970.74 = 44,724.60/x
  3. Step 3: Cross multiply
    120,636.54x = 180,970.74 × 44,724.60
  4. Step 4: Simplify right side
    120,636.54x = 8,093,843,958.20
  5. Step 5: Solve for x
    x = 8,093,843,958.20/120,636.54
  6. Step 6: Final answer
    x = 67,092.81

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