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Finding the Fourth Proportional to 83,696.16, 115,497.60 and 45,968.16

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Solution

The fourth proportional to 83,696.16, 115,497.60 and 45,968.16 is: 63,434.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,696.16 : 115,497.60 = 45,968.16 : x
  2. Step 2: Convert to fraction form
    83,696.16/115,497.60 = 45,968.16/x
  3. Step 3: Cross multiply
    83,696.16x = 115,497.60 × 45,968.16
  4. Step 4: Simplify right side
    83,696.16x = 5,309,212,156.42
  5. Step 5: Solve for x
    x = 5,309,212,156.42/83,696.16
  6. Step 6: Final answer
    x = 63,434.36

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