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Finding the Fourth Proportional to 179,720.40, 269,580.60 and 74,528.40

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Solution

The fourth proportional to 179,720.40, 269,580.60 and 74,528.40 is: 111,792.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,720.40 : 269,580.60 = 74,528.40 : x
  2. Step 2: Convert to fraction form
    179,720.40/269,580.60 = 74,528.40/x
  3. Step 3: Cross multiply
    179,720.40x = 269,580.60 × 74,528.40
  4. Step 4: Simplify right side
    179,720.40x = 20,091,410,789.04
  5. Step 5: Solve for x
    x = 20,091,410,789.04/179,720.40
  6. Step 6: Final answer
    x = 111,792.60

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