Home / 50,645.72-75,856.26-40,760.12

Finding the Fourth Proportional to 50,645.72, 75,856.26 and 40,760.12

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Solution

The fourth proportional to 50,645.72, 75,856.26 and 40,760.12 is: 61,049.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,645.72 : 75,856.26 = 40,760.12 : x
  2. Step 2: Convert to fraction form
    50,645.72/75,856.26 = 40,760.12/x
  3. Step 3: Cross multiply
    50,645.72x = 75,856.26 × 40,760.12
  4. Step 4: Simplify right side
    50,645.72x = 3,091,910,260.35
  5. Step 5: Solve for x
    x = 3,091,910,260.35/50,645.72
  6. Step 6: Final answer
    x = 61,049.78

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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.