Home / 60,650.20-90,845.70-50,282.20

Finding the Fourth Proportional to 60,650.20, 90,845.70 and 50,282.20

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Solution

The fourth proportional to 60,650.20, 90,845.70 and 50,282.20 is: 75,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,650.20 : 90,845.70 = 50,282.20 : x
  2. Step 2: Convert to fraction form
    60,650.20/90,845.70 = 50,282.20/x
  3. Step 3: Cross multiply
    60,650.20x = 90,845.70 × 50,282.20
  4. Step 4: Simplify right side
    60,650.20x = 4,567,921,656.54
  5. Step 5: Solve for x
    x = 4,567,921,656.54/60,650.20
  6. Step 6: Final answer
    x = 75,315.85

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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.