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Finding the Fourth Proportional to 147,799.88, 203,912.52 and 89,675.06

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Solution

The fourth proportional to 147,799.88, 203,912.52 and 89,675.06 is: 123,720.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,799.88 : 203,912.52 = 89,675.06 : x
  2. Step 2: Convert to fraction form
    147,799.88/203,912.52 = 89,675.06/x
  3. Step 3: Cross multiply
    147,799.88x = 203,912.52 × 89,675.06
  4. Step 4: Simplify right side
    147,799.88x = 18,285,867,465.75
  5. Step 5: Solve for x
    x = 18,285,867,465.75/147,799.88
  6. Step 6: Final answer
    x = 123,720.45

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