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Finding the Fourth Proportional to 365.37, 548.15 and 159.98

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Solution

The fourth proportional to 365.37, 548.15 and 159.98 is: 240.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.37 : 548.15 = 159.98 : x
  2. Step 2: Convert to fraction form
    365.37/548.15 = 159.98/x
  3. Step 3: Cross multiply
    365.37x = 548.15 × 159.98
  4. Step 4: Simplify right side
    365.37x = 87,691.67
  5. Step 5: Solve for x
    x = 87,691.67/365.37
  6. Step 6: Final answer
    x = 240.01

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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.