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Finding the Fourth Proportional to 223.69, 335.59 and 101.97

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Solution

The fourth proportional to 223.69, 335.59 and 101.97 is: 152.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.69 : 335.59 = 101.97 : x
  2. Step 2: Convert to fraction form
    223.69/335.59 = 101.97/x
  3. Step 3: Cross multiply
    223.69x = 335.59 × 101.97
  4. Step 4: Simplify right side
    223.69x = 34,220.11
  5. Step 5: Solve for x
    x = 34,220.11/223.69
  6. Step 6: Final answer
    x = 152.98

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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.