Home / 57,723.20-86,649.60-44,633.60

Finding the Fourth Proportional to 57,723.20, 86,649.60 and 44,633.60

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Solution

The fourth proportional to 57,723.20, 86,649.60 and 44,633.60 is: 67,000.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,723.20 : 86,649.60 = 44,633.60 : x
  2. Step 2: Convert to fraction form
    57,723.20/86,649.60 = 44,633.60/x
  3. Step 3: Cross multiply
    57,723.20x = 86,649.60 × 44,633.60
  4. Step 4: Simplify right side
    57,723.20x = 3,867,483,586.56
  5. Step 5: Solve for x
    x = 3,867,483,586.56/57,723.20
  6. Step 6: Final answer
    x = 67,000.51

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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.