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Finding the Fourth Proportional to 223.01, 334.63 and 125.62

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Solution

The fourth proportional to 223.01, 334.63 and 125.62 is: 188.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.01 : 334.63 = 125.62 : x
  2. Step 2: Convert to fraction form
    223.01/334.63 = 125.62/x
  3. Step 3: Cross multiply
    223.01x = 334.63 × 125.62
  4. Step 4: Simplify right side
    223.01x = 42,035.07
  5. Step 5: Solve for x
    x = 42,035.07/223.01
  6. Step 6: Final answer
    x = 188.49

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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.