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Finding the Fourth Proportional to 201.84, 302.52 and 110.58

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Solution

The fourth proportional to 201.84, 302.52 and 110.58 is: 165.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    201.84 : 302.52 = 110.58 : x
  2. Step 2: Convert to fraction form
    201.84/302.52 = 110.58/x
  3. Step 3: Cross multiply
    201.84x = 302.52 × 110.58
  4. Step 4: Simplify right side
    201.84x = 33,452.66
  5. Step 5: Solve for x
    x = 33,452.66/201.84
  6. Step 6: Final answer
    x = 165.74

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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.