Home / 185,923.92-278,885.97-122,729.27

Finding the Fourth Proportional to 185,923.92, 278,885.97 and 122,729.27

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Solution

The fourth proportional to 185,923.92, 278,885.97 and 122,729.27 is: 184,093.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,923.92 : 278,885.97 = 122,729.27 : x
  2. Step 2: Convert to fraction form
    185,923.92/278,885.97 = 122,729.27/x
  3. Step 3: Cross multiply
    185,923.92x = 278,885.97 × 122,729.27
  4. Step 4: Simplify right side
    185,923.92x = 34,227,471,511.34
  5. Step 5: Solve for x
    x = 34,227,471,511.34/185,923.92
  6. Step 6: Final answer
    x = 184,093.96

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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.