Home / 54,800.37-82,134.90-28,118.97

Finding the Fourth Proportional to 54,800.37, 82,134.90 and 28,118.97

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Solution

The fourth proportional to 54,800.37, 82,134.90 and 28,118.97 is: 42,144.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,800.37 : 82,134.90 = 28,118.97 : x
  2. Step 2: Convert to fraction form
    54,800.37/82,134.90 = 28,118.97/x
  3. Step 3: Cross multiply
    54,800.37x = 82,134.90 × 28,118.97
  4. Step 4: Simplify right side
    54,800.37x = 2,309,548,789.05
  5. Step 5: Solve for x
    x = 2,309,548,789.05/54,800.37
  6. Step 6: Final answer
    x = 42,144.77

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1.5x scale

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.