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Finding the Fourth Proportional to 136.53, 205.02 and 95.94

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Solution

The fourth proportional to 136.53, 205.02 and 95.94 is: 144.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    136.53 : 205.02 = 95.94 : x
  2. Step 2: Convert to fraction form
    136.53/205.02 = 95.94/x
  3. Step 3: Cross multiply
    136.53x = 205.02 × 95.94
  4. Step 4: Simplify right side
    136.53x = 19,669.62
  5. Step 5: Solve for x
    x = 19,669.62/136.53
  6. Step 6: Final answer
    x = 144.07

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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.