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Finding the Fourth Proportional to 160.87, 241.40 and 92.52

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Solution

The fourth proportional to 160.87, 241.40 and 92.52 is: 138.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.87 : 241.40 = 92.52 : x
  2. Step 2: Convert to fraction form
    160.87/241.40 = 92.52/x
  3. Step 3: Cross multiply
    160.87x = 241.40 × 92.52
  4. Step 4: Simplify right side
    160.87x = 22,334.93
  5. Step 5: Solve for x
    x = 22,334.93/160.87
  6. Step 6: Final answer
    x = 138.84

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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.