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Finding the Fourth Proportional to 227.80, 314.70 and 184.06

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Solution

The fourth proportional to 227.80, 314.70 and 184.06 is: 254.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.80 : 314.70 = 184.06 : x
  2. Step 2: Convert to fraction form
    227.80/314.70 = 184.06/x
  3. Step 3: Cross multiply
    227.80x = 314.70 × 184.06
  4. Step 4: Simplify right side
    227.80x = 57,922.11
  5. Step 5: Solve for x
    x = 57,922.11/227.80
  6. Step 6: Final answer
    x = 254.27

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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.