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Finding the Fourth Proportional to 108,532.40, 162,879.60 and 55,914.80

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Solution

The fourth proportional to 108,532.40, 162,879.60 and 55,914.80 is: 83,913.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,532.40 : 162,879.60 = 55,914.80 : x
  2. Step 2: Convert to fraction form
    108,532.40/162,879.60 = 55,914.80/x
  3. Step 3: Cross multiply
    108,532.40x = 162,879.60 × 55,914.80
  4. Step 4: Simplify right side
    108,532.40x = 9,107,380,258.08
  5. Step 5: Solve for x
    x = 9,107,380,258.08/108,532.40
  6. Step 6: Final answer
    x = 83,913.93

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