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Finding the Fourth Proportional to 110.94, 166.44 and 46.82

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Solution

The fourth proportional to 110.94, 166.44 and 46.82 is: 70.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.94 : 166.44 = 46.82 : x
  2. Step 2: Convert to fraction form
    110.94/166.44 = 46.82/x
  3. Step 3: Cross multiply
    110.94x = 166.44 × 46.82
  4. Step 4: Simplify right side
    110.94x = 7,792.72
  5. Step 5: Solve for x
    x = 7,792.72/110.94
  6. Step 6: Final answer
    x = 70.24

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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.