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Finding the Fourth Proportional to 133.94, 200.76 and 101.44

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Solution

The fourth proportional to 133.94, 200.76 and 101.44 is: 152.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    133.94 : 200.76 = 101.44 : x
  2. Step 2: Convert to fraction form
    133.94/200.76 = 101.44/x
  3. Step 3: Cross multiply
    133.94x = 200.76 × 101.44
  4. Step 4: Simplify right side
    133.94x = 20,365.09
  5. Step 5: Solve for x
    x = 20,365.09/133.94
  6. Step 6: Final answer
    x = 152.05

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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.