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Finding the Fourth Proportional to 133.11, 183.83 and 96.37

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Solution

The fourth proportional to 133.11, 183.83 and 96.37 is: 133.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    133.11 : 183.83 = 96.37 : x
  2. Step 2: Convert to fraction form
    133.11/183.83 = 96.37/x
  3. Step 3: Cross multiply
    133.11x = 183.83 × 96.37
  4. Step 4: Simplify right side
    133.11x = 17,714.76
  5. Step 5: Solve for x
    x = 17,714.76/133.11
  6. Step 6: Final answer
    x = 133.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.