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Finding the Fourth Proportional to 244.58, 366.21 and 122.54

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Solution

The fourth proportional to 244.58, 366.21 and 122.54 is: 183.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.58 : 366.21 = 122.54 : x
  2. Step 2: Convert to fraction form
    244.58/366.21 = 122.54/x
  3. Step 3: Cross multiply
    244.58x = 366.21 × 122.54
  4. Step 4: Simplify right side
    244.58x = 44,875.37
  5. Step 5: Solve for x
    x = 44,875.37/244.58
  6. Step 6: Final answer
    x = 183.48

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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.