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Finding the Fourth Proportional to 184.40, 254.37 and 110.67

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Solution

The fourth proportional to 184.40, 254.37 and 110.67 is: 152.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.40 : 254.37 = 110.67 : x
  2. Step 2: Convert to fraction form
    184.40/254.37 = 110.67/x
  3. Step 3: Cross multiply
    184.40x = 254.37 × 110.67
  4. Step 4: Simplify right side
    184.40x = 28,149.58
  5. Step 5: Solve for x
    x = 28,149.58/184.40
  6. Step 6: Final answer
    x = 152.66

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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.