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Finding the Fourth Proportional to 166.82, 250.25 and 58.59

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Solution

The fourth proportional to 166.82, 250.25 and 58.59 is: 87.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    166.82 : 250.25 = 58.59 : x
  2. Step 2: Convert to fraction form
    166.82/250.25 = 58.59/x
  3. Step 3: Cross multiply
    166.82x = 250.25 × 58.59
  4. Step 4: Simplify right side
    166.82x = 14,661.85
  5. Step 5: Solve for x
    x = 14,661.85/166.82
  6. Step 6: Final answer
    x = 87.89

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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.