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Finding the Fourth Proportional to 245.17, 367.33 and 167.89

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Solution

The fourth proportional to 245.17, 367.33 and 167.89 is: 251.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    245.17 : 367.33 = 167.89 : x
  2. Step 2: Convert to fraction form
    245.17/367.33 = 167.89/x
  3. Step 3: Cross multiply
    245.17x = 367.33 × 167.89
  4. Step 4: Simplify right side
    245.17x = 61,671.03
  5. Step 5: Solve for x
    x = 61,671.03/245.17
  6. Step 6: Final answer
    x = 251.54

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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.