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Finding the Fourth Proportional to 113,496.20, 170,244.30 and 89,995.40

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Solution

The fourth proportional to 113,496.20, 170,244.30 and 89,995.40 is: 134,993.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,496.20 : 170,244.30 = 89,995.40 : x
  2. Step 2: Convert to fraction form
    113,496.20/170,244.30 = 89,995.40/x
  3. Step 3: Cross multiply
    113,496.20x = 170,244.30 × 89,995.40
  4. Step 4: Simplify right side
    113,496.20x = 15,321,203,876.22
  5. Step 5: Solve for x
    x = 15,321,203,876.22/113,496.20
  6. Step 6: Final answer
    x = 134,993.10

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