Home / 184,614.20-276,906.90-72,272.60

Finding the Fourth Proportional to 184,614.20, 276,906.90 and 72,272.60

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Solution

The fourth proportional to 184,614.20, 276,906.90 and 72,272.60 is: 108,403.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,614.20 : 276,906.90 = 72,272.60 : x
  2. Step 2: Convert to fraction form
    184,614.20/276,906.90 = 72,272.60/x
  3. Step 3: Cross multiply
    184,614.20x = 276,906.90 × 72,272.60
  4. Step 4: Simplify right side
    184,614.20x = 20,012,781,620.94
  5. Step 5: Solve for x
    x = 20,012,781,620.94/184,614.20
  6. Step 6: Final answer
    x = 108,403.26

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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.