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Finding the Fourth Proportional to 236.01, 354.17 and 133.50

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Solution

The fourth proportional to 236.01, 354.17 and 133.50 is: 200.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.01 : 354.17 = 133.50 : x
  2. Step 2: Convert to fraction form
    236.01/354.17 = 133.50/x
  3. Step 3: Cross multiply
    236.01x = 354.17 × 133.50
  4. Step 4: Simplify right side
    236.01x = 47,281.36
  5. Step 5: Solve for x
    x = 47,281.36/236.01
  6. Step 6: Final answer
    x = 200.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.