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Finding the Fourth Proportional to 184.67, 277.98 and 130.94

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Solution

The fourth proportional to 184.67, 277.98 and 130.94 is: 197.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.67 : 277.98 = 130.94 : x
  2. Step 2: Convert to fraction form
    184.67/277.98 = 130.94/x
  3. Step 3: Cross multiply
    184.67x = 277.98 × 130.94
  4. Step 4: Simplify right side
    184.67x = 36,398.70
  5. Step 5: Solve for x
    x = 36,398.70/184.67
  6. Step 6: Final answer
    x = 197.10

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.