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Finding the Fourth Proportional to 46.67, 69.69 and 41.63

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Solution

The fourth proportional to 46.67, 69.69 and 41.63 is: 62.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.67 : 69.69 = 41.63 : x
  2. Step 2: Convert to fraction form
    46.67/69.69 = 41.63/x
  3. Step 3: Cross multiply
    46.67x = 69.69 × 41.63
  4. Step 4: Simplify right side
    46.67x = 2,900.85
  5. Step 5: Solve for x
    x = 2,900.85/46.67
  6. Step 6: Final answer
    x = 62.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.