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Finding the Fourth Proportional to 226.66, 340.05 and 96.67

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Solution

The fourth proportional to 226.66, 340.05 and 96.67 is: 145.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.66 : 340.05 = 96.67 : x
  2. Step 2: Convert to fraction form
    226.66/340.05 = 96.67/x
  3. Step 3: Cross multiply
    226.66x = 340.05 × 96.67
  4. Step 4: Simplify right side
    226.66x = 32,872.63
  5. Step 5: Solve for x
    x = 32,872.63/226.66
  6. Step 6: Final answer
    x = 145.03

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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.