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Finding the Fourth Proportional to 236.69, 326.10 and 177.59

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Solution

The fourth proportional to 236.69, 326.10 and 177.59 is: 244.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.69 : 326.10 = 177.59 : x
  2. Step 2: Convert to fraction form
    236.69/326.10 = 177.59/x
  3. Step 3: Cross multiply
    236.69x = 326.10 × 177.59
  4. Step 4: Simplify right side
    236.69x = 57,910.47
  5. Step 5: Solve for x
    x = 57,910.47/236.69
  6. Step 6: Final answer
    x = 244.67

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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.