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Finding the Fourth Proportional to 188,540.77, 260,187.24 and 103,663.30

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Solution

The fourth proportional to 188,540.77, 260,187.24 and 103,663.30 is: 143,055.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,540.77 : 260,187.24 = 103,663.30 : x
  2. Step 2: Convert to fraction form
    188,540.77/260,187.24 = 103,663.30/x
  3. Step 3: Cross multiply
    188,540.77x = 260,187.24 × 103,663.30
  4. Step 4: Simplify right side
    188,540.77x = 26,971,867,916.29
  5. Step 5: Solve for x
    x = 26,971,867,916.29/188,540.77
  6. Step 6: Final answer
    x = 143,055.89

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