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Finding the Fourth Proportional to 184.10, 276.03 and 87.98

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Solution

The fourth proportional to 184.10, 276.03 and 87.98 is: 131.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.10 : 276.03 = 87.98 : x
  2. Step 2: Convert to fraction form
    184.10/276.03 = 87.98/x
  3. Step 3: Cross multiply
    184.10x = 276.03 × 87.98
  4. Step 4: Simplify right side
    184.10x = 24,285.12
  5. Step 5: Solve for x
    x = 24,285.12/184.10
  6. Step 6: Final answer
    x = 131.91

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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.