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Finding the Fourth Proportional to 185.64, 277.22 and 164.04

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Solution

The fourth proportional to 185.64, 277.22 and 164.04 is: 244.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    185.64 : 277.22 = 164.04 : x
  2. Step 2: Convert to fraction form
    185.64/277.22 = 164.04/x
  3. Step 3: Cross multiply
    185.64x = 277.22 × 164.04
  4. Step 4: Simplify right side
    185.64x = 45,475.17
  5. Step 5: Solve for x
    x = 45,475.17/185.64
  6. Step 6: Final answer
    x = 244.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.