Home / 150.31-226.14-135.19

Finding the Fourth Proportional to 150.31, 226.14 and 135.19

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Solution

The fourth proportional to 150.31, 226.14 and 135.19 is: 203.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.31 : 226.14 = 135.19 : x
  2. Step 2: Convert to fraction form
    150.31/226.14 = 135.19/x
  3. Step 3: Cross multiply
    150.31x = 226.14 × 135.19
  4. Step 4: Simplify right side
    150.31x = 30,571.87
  5. Step 5: Solve for x
    x = 30,571.87/150.31
  6. Step 6: Final answer
    x = 203.39

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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.