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Finding the Fourth Proportional to 244.21, 337.01 and 133.69

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Solution

The fourth proportional to 244.21, 337.01 and 133.69 is: 184.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.21 : 337.01 = 133.69 : x
  2. Step 2: Convert to fraction form
    244.21/337.01 = 133.69/x
  3. Step 3: Cross multiply
    244.21x = 337.01 × 133.69
  4. Step 4: Simplify right side
    244.21x = 45,053.69
  5. Step 5: Solve for x
    x = 45,053.69/244.21
  6. Step 6: Final answer
    x = 184.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.