Home / 245,951.24-368,616.04-131,815.41

Finding the Fourth Proportional to 245,951.24, 368,616.04 and 131,815.41

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Solution

The fourth proportional to 245,951.24, 368,616.04 and 131,815.41 is: 197,556.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,951.24 : 368,616.04 = 131,815.41 : x
  2. Step 2: Convert to fraction form
    245,951.24/368,616.04 = 131,815.41/x
  3. Step 3: Cross multiply
    245,951.24x = 368,616.04 × 131,815.41
  4. Step 4: Simplify right side
    245,951.24x = 48,589,275,139.79
  5. Step 5: Solve for x
    x = 48,589,275,139.79/245,951.24
  6. Step 6: Final answer
    x = 197,556.54

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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.