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Finding the Fourth Proportional to 188,691.12, 282,991.32 and 55,535.22

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Solution

The fourth proportional to 188,691.12, 282,991.32 and 55,535.22 is: 83,289.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,691.12 : 282,991.32 = 55,535.22 : x
  2. Step 2: Convert to fraction form
    188,691.12/282,991.32 = 55,535.22/x
  3. Step 3: Cross multiply
    188,691.12x = 282,991.32 × 55,535.22
  4. Step 4: Simplify right side
    188,691.12x = 15,715,985,214.29
  5. Step 5: Solve for x
    x = 15,715,985,214.29/188,691.12
  6. Step 6: Final answer
    x = 83,289.48

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