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Finding the Fourth Proportional to 83,696.76, 115,497.36 and 45,972.36

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Solution

The fourth proportional to 83,696.76, 115,497.36 and 45,972.36 is: 63,439.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,696.76 : 115,497.36 = 45,972.36 : x
  2. Step 2: Convert to fraction form
    83,696.76/115,497.36 = 45,972.36/x
  3. Step 3: Cross multiply
    83,696.76x = 115,497.36 × 45,972.36
  4. Step 4: Simplify right side
    83,696.76x = 5,309,686,212.97
  5. Step 5: Solve for x
    x = 5,309,686,212.97/83,696.76
  6. Step 6: Final answer
    x = 63,439.57

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