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Finding the Fourth Proportional to 235.01, 352.62 and 136.23

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Solution

The fourth proportional to 235.01, 352.62 and 136.23 is: 204.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    235.01 : 352.62 = 136.23 : x
  2. Step 2: Convert to fraction form
    235.01/352.62 = 136.23/x
  3. Step 3: Cross multiply
    235.01x = 352.62 × 136.23
  4. Step 4: Simplify right side
    235.01x = 48,037.42
  5. Step 5: Solve for x
    x = 48,037.42/235.01
  6. Step 6: Final answer
    x = 204.41

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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.