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Finding the Fourth Proportional to 244.58, 367.01 and 90.61

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Solution

The fourth proportional to 244.58, 367.01 and 90.61 is: 135.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.58 : 367.01 = 90.61 : x
  2. Step 2: Convert to fraction form
    244.58/367.01 = 90.61/x
  3. Step 3: Cross multiply
    244.58x = 367.01 × 90.61
  4. Step 4: Simplify right side
    244.58x = 33,253.41
  5. Step 5: Solve for x
    x = 33,253.41/244.58
  6. Step 6: Final answer
    x = 135.96

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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.