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Finding the Fourth Proportional to 188,289.10, 282,435.94 and 55,172.04

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Solution

The fourth proportional to 188,289.10, 282,435.94 and 55,172.04 is: 82,758.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,289.10 : 282,435.94 = 55,172.04 : x
  2. Step 2: Convert to fraction form
    188,289.10/282,435.94 = 55,172.04/x
  3. Step 3: Cross multiply
    188,289.10x = 282,435.94 × 55,172.04
  4. Step 4: Simplify right side
    188,289.10x = 15,582,566,979.12
  5. Step 5: Solve for x
    x = 15,582,566,979.12/188,289.10
  6. Step 6: Final answer
    x = 82,758.73

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