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Finding the Fourth Proportional to 365.58, 548.13 and 160.04

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Solution

The fourth proportional to 365.58, 548.13 and 160.04 is: 239.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.58 : 548.13 = 160.04 : x
  2. Step 2: Convert to fraction form
    365.58/548.13 = 160.04/x
  3. Step 3: Cross multiply
    365.58x = 548.13 × 160.04
  4. Step 4: Simplify right side
    365.58x = 87,719.98
  5. Step 5: Solve for x
    x = 87,719.98/365.58
  6. Step 6: Final answer
    x = 239.95

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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.