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Finding the Fourth Proportional to 184.83, 277.07 and 123.98

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Solution

The fourth proportional to 184.83, 277.07 and 123.98 is: 185.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.83 : 277.07 = 123.98 : x
  2. Step 2: Convert to fraction form
    184.83/277.07 = 123.98/x
  3. Step 3: Cross multiply
    184.83x = 277.07 × 123.98
  4. Step 4: Simplify right side
    184.83x = 34,351.39
  5. Step 5: Solve for x
    x = 34,351.39/184.83
  6. Step 6: Final answer
    x = 185.85

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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.