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Finding the Fourth Proportional to 184.64, 277.12 and 164.48

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Solution

The fourth proportional to 184.64, 277.12 and 164.48 is: 246.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.64 : 277.12 = 164.48 : x
  2. Step 2: Convert to fraction form
    184.64/277.12 = 164.48/x
  3. Step 3: Cross multiply
    184.64x = 277.12 × 164.48
  4. Step 4: Simplify right side
    184.64x = 45,580.70
  5. Step 5: Solve for x
    x = 45,580.70/184.64
  6. Step 6: Final answer
    x = 246.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.