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Finding the Fourth Proportional to 244.98, 367.50 and 100.74

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Solution

The fourth proportional to 244.98, 367.50 and 100.74 is: 151.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.98 : 367.50 = 100.74 : x
  2. Step 2: Convert to fraction form
    244.98/367.50 = 100.74/x
  3. Step 3: Cross multiply
    244.98x = 367.50 × 100.74
  4. Step 4: Simplify right side
    244.98x = 37,021.95
  5. Step 5: Solve for x
    x = 37,021.95/244.98
  6. Step 6: Final answer
    x = 151.12

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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.