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Finding the Fourth Proportional to 117,162.88, 161,684.86 and 63,447.95

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Solution

The fourth proportional to 117,162.88, 161,684.86 and 63,447.95 is: 87,558.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,162.88 : 161,684.86 = 63,447.95 : x
  2. Step 2: Convert to fraction form
    117,162.88/161,684.86 = 63,447.95/x
  3. Step 3: Cross multiply
    117,162.88x = 161,684.86 × 63,447.95
  4. Step 4: Simplify right side
    117,162.88x = 10,258,572,913.04
  5. Step 5: Solve for x
    x = 10,258,572,913.04/117,162.88
  6. Step 6: Final answer
    x = 87,558.22

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