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Finding the Fourth Proportional to 244.05, 336.80 and 133.53

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Solution

The fourth proportional to 244.05, 336.80 and 133.53 is: 184.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.05 : 336.80 = 133.53 : x
  2. Step 2: Convert to fraction form
    244.05/336.80 = 133.53/x
  3. Step 3: Cross multiply
    244.05x = 336.80 × 133.53
  4. Step 4: Simplify right side
    244.05x = 44,973.49
  5. Step 5: Solve for x
    x = 44,973.49/244.05
  6. Step 6: Final answer
    x = 184.28

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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.