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Finding the Fourth Proportional to 160.77, 241 and 102.83

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Solution

The fourth proportional to 160.77, 241 and 102.83 is: 154.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.77 : 241 = 102.83 : x
  2. Step 2: Convert to fraction form
    160.77/241 = 102.83/x
  3. Step 3: Cross multiply
    160.77x = 241 × 102.83
  4. Step 4: Simplify right side
    160.77x = 24,782.03
  5. Step 5: Solve for x
    x = 24,782.03/160.77
  6. Step 6: Final answer
    x = 154.15

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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.