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Finding the Fourth Proportional to 160.89, 241.53 and 92.44

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Solution

The fourth proportional to 160.89, 241.53 and 92.44 is: 138.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.89 : 241.53 = 92.44 : x
  2. Step 2: Convert to fraction form
    160.89/241.53 = 92.44/x
  3. Step 3: Cross multiply
    160.89x = 241.53 × 92.44
  4. Step 4: Simplify right side
    160.89x = 22,327.51
  5. Step 5: Solve for x
    x = 22,327.51/160.89
  6. Step 6: Final answer
    x = 138.78

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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.