Home / 184,579.20-276,854.40-72,237.60

Finding the Fourth Proportional to 184,579.20, 276,854.40 and 72,237.60

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Solution

The fourth proportional to 184,579.20, 276,854.40 and 72,237.60 is: 108,350.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,579.20 : 276,854.40 = 72,237.60 : x
  2. Step 2: Convert to fraction form
    184,579.20/276,854.40 = 72,237.60/x
  3. Step 3: Cross multiply
    184,579.20x = 276,854.40 × 72,237.60
  4. Step 4: Simplify right side
    184,579.20x = 19,999,297,405.44
  5. Step 5: Solve for x
    x = 19,999,297,405.44/184,579.20
  6. Step 6: Final answer
    x = 108,350.76

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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.