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Finding the Fourth Proportional to 244.99, 367.47 and 153.86

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Solution

The fourth proportional to 244.99, 367.47 and 153.86 is: 230.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.99 : 367.47 = 153.86 : x
  2. Step 2: Convert to fraction form
    244.99/367.47 = 153.86/x
  3. Step 3: Cross multiply
    244.99x = 367.47 × 153.86
  4. Step 4: Simplify right side
    244.99x = 56,538.93
  5. Step 5: Solve for x
    x = 56,538.93/244.99
  6. Step 6: Final answer
    x = 230.78

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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.