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Finding the Fourth Proportional to 196.12, 293.94 and 150.33

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Solution

The fourth proportional to 196.12, 293.94 and 150.33 is: 225.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    196.12 : 293.94 = 150.33 : x
  2. Step 2: Convert to fraction form
    196.12/293.94 = 150.33/x
  3. Step 3: Cross multiply
    196.12x = 293.94 × 150.33
  4. Step 4: Simplify right side
    196.12x = 44,188.00
  5. Step 5: Solve for x
    x = 44,188.00/196.12
  6. Step 6: Final answer
    x = 225.31

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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.