Home / 154,574.96-231,819.60-54,722

Finding the Fourth Proportional to 154,574.96, 231,819.60 and 54,722

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Solution

The fourth proportional to 154,574.96, 231,819.60 and 54,722 is: 82,067.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,574.96 : 231,819.60 = 54,722 : x
  2. Step 2: Convert to fraction form
    154,574.96/231,819.60 = 54,722/x
  3. Step 3: Cross multiply
    154,574.96x = 231,819.60 × 54,722
  4. Step 4: Simplify right side
    154,574.96x = 12,685,632,151.20
  5. Step 5: Solve for x
    x = 12,685,632,151.20/154,574.96
  6. Step 6: Final answer
    x = 82,067.83

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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.