Home / 75,861.68-113,756.17-35,847.36

Finding the Fourth Proportional to 75,861.68, 113,756.17 and 35,847.36

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Solution

The fourth proportional to 75,861.68, 113,756.17 and 35,847.36 is: 53,753.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,861.68 : 113,756.17 = 35,847.36 : x
  2. Step 2: Convert to fraction form
    75,861.68/113,756.17 = 35,847.36/x
  3. Step 3: Cross multiply
    75,861.68x = 113,756.17 × 35,847.36
  4. Step 4: Simplify right side
    75,861.68x = 4,077,858,456.63
  5. Step 5: Solve for x
    x = 4,077,858,456.63/75,861.68
  6. Step 6: Final answer
    x = 53,753.87

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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.