Home / 75,524.20-113,189.10-45,910.60

Finding the Fourth Proportional to 75,524.20, 113,189.10 and 45,910.60

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Solution

The fourth proportional to 75,524.20, 113,189.10 and 45,910.60 is: 68,806.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,524.20 : 113,189.10 = 45,910.60 : x
  2. Step 2: Convert to fraction form
    75,524.20/113,189.10 = 45,910.60/x
  3. Step 3: Cross multiply
    75,524.20x = 113,189.10 × 45,910.60
  4. Step 4: Simplify right side
    75,524.20x = 5,196,579,494.46
  5. Step 5: Solve for x
    x = 5,196,579,494.46/75,524.20
  6. Step 6: Final answer
    x = 68,806.81

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.