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Finding the Fourth Proportional to 95.99, 132.46 and 54.54

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Solution

The fourth proportional to 95.99, 132.46 and 54.54 is: 75.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.99 : 132.46 = 54.54 : x
  2. Step 2: Convert to fraction form
    95.99/132.46 = 54.54/x
  3. Step 3: Cross multiply
    95.99x = 132.46 × 54.54
  4. Step 4: Simplify right side
    95.99x = 7,224.37
  5. Step 5: Solve for x
    x = 7,224.37/95.99
  6. Step 6: Final answer
    x = 75.26

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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.