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Finding the Fourth Proportional to 136.04, 203.83 and 95.27

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Solution

The fourth proportional to 136.04, 203.83 and 95.27 is: 142.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    136.04 : 203.83 = 95.27 : x
  2. Step 2: Convert to fraction form
    136.04/203.83 = 95.27/x
  3. Step 3: Cross multiply
    136.04x = 203.83 × 95.27
  4. Step 4: Simplify right side
    136.04x = 19,418.88
  5. Step 5: Solve for x
    x = 19,418.88/136.04
  6. Step 6: Final answer
    x = 142.74

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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.