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Finding the Fourth Proportional to 160.99, 241.39 and 58.25

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Solution

The fourth proportional to 160.99, 241.39 and 58.25 is: 87.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.99 : 241.39 = 58.25 : x
  2. Step 2: Convert to fraction form
    160.99/241.39 = 58.25/x
  3. Step 3: Cross multiply
    160.99x = 241.39 × 58.25
  4. Step 4: Simplify right side
    160.99x = 14,060.97
  5. Step 5: Solve for x
    x = 14,060.97/160.99
  6. Step 6: Final answer
    x = 87.34

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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.