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Finding the Fourth Proportional to 81,351.16, 112,264.62 and 45,541.24

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Solution

The fourth proportional to 81,351.16, 112,264.62 and 45,541.24 is: 62,846.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,351.16 : 112,264.62 = 45,541.24 : x
  2. Step 2: Convert to fraction form
    81,351.16/112,264.62 = 45,541.24/x
  3. Step 3: Cross multiply
    81,351.16x = 112,264.62 × 45,541.24
  4. Step 4: Simplify right side
    81,351.16x = 5,112,670,002.93
  5. Step 5: Solve for x
    x = 5,112,670,002.93/81,351.16
  6. Step 6: Final answer
    x = 62,846.92

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