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Finding the Fourth Proportional to 244.95, 367.46 and 115.08

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Solution

The fourth proportional to 244.95, 367.46 and 115.08 is: 172.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.95 : 367.46 = 115.08 : x
  2. Step 2: Convert to fraction form
    244.95/367.46 = 115.08/x
  3. Step 3: Cross multiply
    244.95x = 367.46 × 115.08
  4. Step 4: Simplify right side
    244.95x = 42,287.30
  5. Step 5: Solve for x
    x = 42,287.30/244.95
  6. Step 6: Final answer
    x = 172.64

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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.