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Finding the Fourth Proportional to 135,889.18, 203,833.77 and 42,402.22

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Solution

The fourth proportional to 135,889.18, 203,833.77 and 42,402.22 is: 63,603.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,889.18 : 203,833.77 = 42,402.22 : x
  2. Step 2: Convert to fraction form
    135,889.18/203,833.77 = 42,402.22/x
  3. Step 3: Cross multiply
    135,889.18x = 203,833.77 × 42,402.22
  4. Step 4: Simplify right side
    135,889.18x = 8,643,004,358.97
  5. Step 5: Solve for x
    x = 8,643,004,358.97/135,889.18
  6. Step 6: Final answer
    x = 63,603.33

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