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Finding the Fourth Proportional to 229.06, 315.18 and 182.26

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Solution

The fourth proportional to 229.06, 315.18 and 182.26 is: 250.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.06 : 315.18 = 182.26 : x
  2. Step 2: Convert to fraction form
    229.06/315.18 = 182.26/x
  3. Step 3: Cross multiply
    229.06x = 315.18 × 182.26
  4. Step 4: Simplify right side
    229.06x = 57,444.71
  5. Step 5: Solve for x
    x = 57,444.71/229.06
  6. Step 6: Final answer
    x = 250.78

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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.