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Finding the Fourth Proportional to 117,201.76, 161,735.09 and 68,802.91

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Solution

The fourth proportional to 117,201.76, 161,735.09 and 68,802.91 is: 94,946.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,201.76 : 161,735.09 = 68,802.91 : x
  2. Step 2: Convert to fraction form
    117,201.76/161,735.09 = 68,802.91/x
  3. Step 3: Cross multiply
    117,201.76x = 161,735.09 × 68,802.91
  4. Step 4: Simplify right side
    117,201.76x = 11,127,844,608.78
  5. Step 5: Solve for x
    x = 11,127,844,608.78/117,201.76
  6. Step 6: Final answer
    x = 94,946.06

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