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Finding the Fourth Proportional to 161,206.52, 222,470.40 and 89,589.56

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Solution

The fourth proportional to 161,206.52, 222,470.40 and 89,589.56 is: 123,636.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,206.52 : 222,470.40 = 89,589.56 : x
  2. Step 2: Convert to fraction form
    161,206.52/222,470.40 = 89,589.56/x
  3. Step 3: Cross multiply
    161,206.52x = 222,470.40 × 89,589.56
  4. Step 4: Simplify right side
    161,206.52x = 19,931,025,249.02
  5. Step 5: Solve for x
    x = 19,931,025,249.02/161,206.52
  6. Step 6: Final answer
    x = 123,636.60

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