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Finding the Fourth Proportional to 244.95, 367.39 and 153.55

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Solution

The fourth proportional to 244.95, 367.39 and 153.55 is: 230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.95 : 367.39 = 153.55 : x
  2. Step 2: Convert to fraction form
    244.95/367.39 = 153.55/x
  3. Step 3: Cross multiply
    244.95x = 367.39 × 153.55
  4. Step 4: Simplify right side
    244.95x = 56,412.73
  5. Step 5: Solve for x
    x = 56,412.73/244.95
  6. Step 6: Final answer
    x = 230.30

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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.