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Finding the Fourth Proportional to 165,576.50, 228,496.65 and 90,125.54

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Solution

The fourth proportional to 165,576.50, 228,496.65 and 90,125.54 is: 124,373.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,576.50 : 228,496.65 = 90,125.54 : x
  2. Step 2: Convert to fraction form
    165,576.50/228,496.65 = 90,125.54/x
  3. Step 3: Cross multiply
    165,576.50x = 228,496.65 × 90,125.54
  4. Step 4: Simplify right side
    165,576.50x = 20,593,383,969.44
  5. Step 5: Solve for x
    x = 20,593,383,969.44/165,576.50
  6. Step 6: Final answer
    x = 124,373.83

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