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Finding the Fourth Proportional to 187.48, 281.48 and 184.24

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Solution

The fourth proportional to 187.48, 281.48 and 184.24 is: 276.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    187.48 : 281.48 = 184.24 : x
  2. Step 2: Convert to fraction form
    187.48/281.48 = 184.24/x
  3. Step 3: Cross multiply
    187.48x = 281.48 × 184.24
  4. Step 4: Simplify right side
    187.48x = 51,859.88
  5. Step 5: Solve for x
    x = 51,859.88/187.48
  6. Step 6: Final answer
    x = 276.62

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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.