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Finding the Fourth Proportional to 188,904.62, 260,687.10 and 104,021

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Solution

The fourth proportional to 188,904.62, 260,687.10 and 104,021 is: 143,548.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,904.62 : 260,687.10 = 104,021 : x
  2. Step 2: Convert to fraction form
    188,904.62/260,687.10 = 104,021/x
  3. Step 3: Cross multiply
    188,904.62x = 260,687.10 × 104,021
  4. Step 4: Simplify right side
    188,904.62x = 27,116,932,829.10
  5. Step 5: Solve for x
    x = 27,116,932,829.10/188,904.62
  6. Step 6: Final answer
    x = 143,548.28

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