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Finding the Fourth Proportional to 135,866.76, 203,610.30 and 115,771.32

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Solution

The fourth proportional to 135,866.76, 203,610.30 and 115,771.32 is: 173,495.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,866.76 : 203,610.30 = 115,771.32 : x
  2. Step 2: Convert to fraction form
    135,866.76/203,610.30 = 115,771.32/x
  3. Step 3: Cross multiply
    135,866.76x = 203,610.30 × 115,771.32
  4. Step 4: Simplify right side
    135,866.76x = 23,572,233,196.60
  5. Step 5: Solve for x
    x = 23,572,233,196.60/135,866.76
  6. Step 6: Final answer
    x = 173,495.22

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