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Finding the Fourth Proportional to 46.23, 69.22 and 29.95

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Solution

The fourth proportional to 46.23, 69.22 and 29.95 is: 44.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.23 : 69.22 = 29.95 : x
  2. Step 2: Convert to fraction form
    46.23/69.22 = 29.95/x
  3. Step 3: Cross multiply
    46.23x = 69.22 × 29.95
  4. Step 4: Simplify right side
    46.23x = 2,073.14
  5. Step 5: Solve for x
    x = 2,073.14/46.23
  6. Step 6: Final answer
    x = 44.84

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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.