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Finding the Fourth Proportional to 201.67, 302.59 and 110.26

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Solution

The fourth proportional to 201.67, 302.59 and 110.26 is: 165.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    201.67 : 302.59 = 110.26 : x
  2. Step 2: Convert to fraction form
    201.67/302.59 = 110.26/x
  3. Step 3: Cross multiply
    201.67x = 302.59 × 110.26
  4. Step 4: Simplify right side
    201.67x = 33,363.57
  5. Step 5: Solve for x
    x = 33,363.57/201.67
  6. Step 6: Final answer
    x = 165.44

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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.