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Finding the Fourth Proportional to 117,876.32, 162,664.49 and 66,887.97

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Solution

The fourth proportional to 117,876.32, 162,664.49 and 66,887.97 is: 92,302.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,876.32 : 162,664.49 = 66,887.97 : x
  2. Step 2: Convert to fraction form
    117,876.32/162,664.49 = 66,887.97/x
  3. Step 3: Cross multiply
    117,876.32x = 162,664.49 × 66,887.97
  4. Step 4: Simplify right side
    117,876.32x = 10,880,297,192.75
  5. Step 5: Solve for x
    x = 10,880,297,192.75/117,876.32
  6. Step 6: Final answer
    x = 92,302.66

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