Home / 73,180.58-109,746.27-28,795.70

Finding the Fourth Proportional to 73,180.58, 109,746.27 and 28,795.70

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Solution

The fourth proportional to 73,180.58, 109,746.27 and 28,795.70 is: 43,183.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,180.58 : 109,746.27 = 28,795.70 : x
  2. Step 2: Convert to fraction form
    73,180.58/109,746.27 = 28,795.70/x
  3. Step 3: Cross multiply
    73,180.58x = 109,746.27 × 28,795.70
  4. Step 4: Simplify right side
    73,180.58x = 3,160,220,667.04
  5. Step 5: Solve for x
    x = 3,160,220,667.04/73,180.58
  6. Step 6: Final answer
    x = 43,183.87

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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.