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Finding the Fourth Proportional to 117,162.86, 161,684.90 and 63,447.96

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Solution

The fourth proportional to 117,162.86, 161,684.90 and 63,447.96 is: 87,558.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,162.86 : 161,684.90 = 63,447.96 : x
  2. Step 2: Convert to fraction form
    117,162.86/161,684.90 = 63,447.96/x
  3. Step 3: Cross multiply
    117,162.86x = 161,684.90 × 63,447.96
  4. Step 4: Simplify right side
    117,162.86x = 10,258,577,067.80
  5. Step 5: Solve for x
    x = 10,258,577,067.80/117,162.86
  6. Step 6: Final answer
    x = 87,558.27

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