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Finding the Fourth Proportional to 58.73, 80.87 and 46.44

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Solution

The fourth proportional to 58.73, 80.87 and 46.44 is: 63.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.73 : 80.87 = 46.44 : x
  2. Step 2: Convert to fraction form
    58.73/80.87 = 46.44/x
  3. Step 3: Cross multiply
    58.73x = 80.87 × 46.44
  4. Step 4: Simplify right side
    58.73x = 3,755.37
  5. Step 5: Solve for x
    x = 3,755.37/58.73
  6. Step 6: Final answer
    x = 63.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.