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Finding the Fourth Proportional to 184.29, 278.21 and 183.21

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Solution

The fourth proportional to 184.29, 278.21 and 183.21 is: 276.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.29 : 278.21 = 183.21 : x
  2. Step 2: Convert to fraction form
    184.29/278.21 = 183.21/x
  3. Step 3: Cross multiply
    184.29x = 278.21 × 183.21
  4. Step 4: Simplify right side
    184.29x = 50,969.94
  5. Step 5: Solve for x
    x = 50,969.94/184.29
  6. Step 6: Final answer
    x = 276.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.