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Finding the Fourth Proportional to 96.19, 133.32 and 94.67

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Solution

The fourth proportional to 96.19, 133.32 and 94.67 is: 131.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.19 : 133.32 = 94.67 : x
  2. Step 2: Convert to fraction form
    96.19/133.32 = 94.67/x
  3. Step 3: Cross multiply
    96.19x = 133.32 × 94.67
  4. Step 4: Simplify right side
    96.19x = 12,621.33
  5. Step 5: Solve for x
    x = 12,621.33/96.19
  6. Step 6: Final answer
    x = 131.22

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.