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Finding the Fourth Proportional to 219.92, 303.04 and 184.88

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Solution

The fourth proportional to 219.92, 303.04 and 184.88 is: 254.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    219.92 : 303.04 = 184.88 : x
  2. Step 2: Convert to fraction form
    219.92/303.04 = 184.88/x
  3. Step 3: Cross multiply
    219.92x = 303.04 × 184.88
  4. Step 4: Simplify right side
    219.92x = 56,027.02
  5. Step 5: Solve for x
    x = 56,027.02/219.92
  6. Step 6: Final answer
    x = 254.77

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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.