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Finding the Fourth Proportional to 160,988.72, 222,166.40 and 89,375.40

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Solution

The fourth proportional to 160,988.72, 222,166.40 and 89,375.40 is: 123,339.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,988.72 : 222,166.40 = 89,375.40 : x
  2. Step 2: Convert to fraction form
    160,988.72/222,166.40 = 89,375.40/x
  3. Step 3: Cross multiply
    160,988.72x = 222,166.40 × 89,375.40
  4. Step 4: Simplify right side
    160,988.72x = 19,856,210,419.68
  5. Step 5: Solve for x
    x = 19,856,210,419.68/160,988.72
  6. Step 6: Final answer
    x = 123,339.14

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