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Finding the Fourth Proportional to 365.70, 548.16 and 160.37

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Solution

The fourth proportional to 365.70, 548.16 and 160.37 is: 240.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.70 : 548.16 = 160.37 : x
  2. Step 2: Convert to fraction form
    365.70/548.16 = 160.37/x
  3. Step 3: Cross multiply
    365.70x = 548.16 × 160.37
  4. Step 4: Simplify right side
    365.70x = 87,905.68
  5. Step 5: Solve for x
    x = 87,905.68/365.70
  6. Step 6: Final answer
    x = 240.38

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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.