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Finding the Fourth Proportional to 184.68, 277.02 and 97.88

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Solution

The fourth proportional to 184.68, 277.02 and 97.88 is: 146.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.68 : 277.02 = 97.88 : x
  2. Step 2: Convert to fraction form
    184.68/277.02 = 97.88/x
  3. Step 3: Cross multiply
    184.68x = 277.02 × 97.88
  4. Step 4: Simplify right side
    184.68x = 27,113.33
  5. Step 5: Solve for x
    x = 27,113.33/184.68
  6. Step 6: Final answer
    x = 146.81

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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.