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Finding the Fourth Proportional to 160.99, 241.46 and 63.54

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Solution

The fourth proportional to 160.99, 241.46 and 63.54 is: 95.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.99 : 241.46 = 63.54 : x
  2. Step 2: Convert to fraction form
    160.99/241.46 = 63.54/x
  3. Step 3: Cross multiply
    160.99x = 241.46 × 63.54
  4. Step 4: Simplify right side
    160.99x = 15,342.29
  5. Step 5: Solve for x
    x = 15,342.29/160.99
  6. Step 6: Final answer
    x = 95.30

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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.