Home / 50,951.20-76,357.68-28,753.60

Finding the Fourth Proportional to 50,951.20, 76,357.68 and 28,753.60

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Solution

The fourth proportional to 50,951.20, 76,357.68 and 28,753.60 is: 43,091.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,951.20 : 76,357.68 = 28,753.60 : x
  2. Step 2: Convert to fraction form
    50,951.20/76,357.68 = 28,753.60/x
  3. Step 3: Cross multiply
    50,951.20x = 76,357.68 × 28,753.60
  4. Step 4: Simplify right side
    50,951.20x = 2,195,558,187.65
  5. Step 5: Solve for x
    x = 2,195,558,187.65/50,951.20
  6. Step 6: Final answer
    x = 43,091.39

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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.