Home / 134.24-201.21-57.27

Finding the Fourth Proportional to 134.24, 201.21 and 57.27

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Solution

The fourth proportional to 134.24, 201.21 and 57.27 is: 85.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.24 : 201.21 = 57.27 : x
  2. Step 2: Convert to fraction form
    134.24/201.21 = 57.27/x
  3. Step 3: Cross multiply
    134.24x = 201.21 × 57.27
  4. Step 4: Simplify right side
    134.24x = 11,523.30
  5. Step 5: Solve for x
    x = 11,523.30/134.24
  6. Step 6: Final answer
    x = 85.84

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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.