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Finding the Fourth Proportional to 236.11, 353.82 and 175.09

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Solution

The fourth proportional to 236.11, 353.82 and 175.09 is: 262.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.11 : 353.82 = 175.09 : x
  2. Step 2: Convert to fraction form
    236.11/353.82 = 175.09/x
  3. Step 3: Cross multiply
    236.11x = 353.82 × 175.09
  4. Step 4: Simplify right side
    236.11x = 61,950.34
  5. Step 5: Solve for x
    x = 61,950.34/236.11
  6. Step 6: Final answer
    x = 262.38

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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.