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Finding the Fourth Proportional to 244.99, 367.49 and 100.70

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Solution

The fourth proportional to 244.99, 367.49 and 100.70 is: 151.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.99 : 367.49 = 100.70 : x
  2. Step 2: Convert to fraction form
    244.99/367.49 = 100.70/x
  3. Step 3: Cross multiply
    244.99x = 367.49 × 100.70
  4. Step 4: Simplify right side
    244.99x = 37,006.24
  5. Step 5: Solve for x
    x = 37,006.24/244.99
  6. Step 6: Final answer
    x = 151.05

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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.