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Finding the Fourth Proportional to 160.99, 241.94 and 150.15

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Solution

The fourth proportional to 160.99, 241.94 and 150.15 is: 225.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.99 : 241.94 = 150.15 : x
  2. Step 2: Convert to fraction form
    160.99/241.94 = 150.15/x
  3. Step 3: Cross multiply
    160.99x = 241.94 × 150.15
  4. Step 4: Simplify right side
    160.99x = 36,327.73
  5. Step 5: Solve for x
    x = 36,327.73/160.99
  6. Step 6: Final answer
    x = 225.66

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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.