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Finding the Fourth Proportional to 116,121.60, 174,182.40 and 69,350.40

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Solution

The fourth proportional to 116,121.60, 174,182.40 and 69,350.40 is: 104,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,121.60 : 174,182.40 = 69,350.40 : x
  2. Step 2: Convert to fraction form
    116,121.60/174,182.40 = 69,350.40/x
  3. Step 3: Cross multiply
    116,121.60x = 174,182.40 × 69,350.40
  4. Step 4: Simplify right side
    116,121.60x = 12,079,619,112.96
  5. Step 5: Solve for x
    x = 12,079,619,112.96/116,121.60
  6. Step 6: Final answer
    x = 104,025.60

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