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Finding the Fourth Proportional to 97,696.28, 134,772.18 and 65,809.82

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Solution

The fourth proportional to 97,696.28, 134,772.18 and 65,809.82 is: 90,784.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,696.28 : 134,772.18 = 65,809.82 : x
  2. Step 2: Convert to fraction form
    97,696.28/134,772.18 = 65,809.82/x
  3. Step 3: Cross multiply
    97,696.28x = 134,772.18 × 65,809.82
  4. Step 4: Simplify right side
    97,696.28x = 8,869,332,906.81
  5. Step 5: Solve for x
    x = 8,869,332,906.81/97,696.28
  6. Step 6: Final answer
    x = 90,784.76

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