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Finding the Fourth Proportional to 83,131.92, 114,725.16 and 45,406.44

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Solution

The fourth proportional to 83,131.92, 114,725.16 and 45,406.44 is: 62,662.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,131.92 : 114,725.16 = 45,406.44 : x
  2. Step 2: Convert to fraction form
    83,131.92/114,725.16 = 45,406.44/x
  3. Step 3: Cross multiply
    83,131.92x = 114,725.16 × 45,406.44
  4. Step 4: Simplify right side
    83,131.92x = 5,209,261,094.03
  5. Step 5: Solve for x
    x = 5,209,261,094.03/83,131.92
  6. Step 6: Final answer
    x = 62,662.59

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