Home / 75,568.43-113,352.24-36,115.76

Finding the Fourth Proportional to 75,568.43, 113,352.24 and 36,115.76

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Solution

The fourth proportional to 75,568.43, 113,352.24 and 36,115.76 is: 54,173.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,568.43 : 113,352.24 = 36,115.76 : x
  2. Step 2: Convert to fraction form
    75,568.43/113,352.24 = 36,115.76/x
  3. Step 3: Cross multiply
    75,568.43x = 113,352.24 × 36,115.76
  4. Step 4: Simplify right side
    75,568.43x = 4,093,802,295.30
  5. Step 5: Solve for x
    x = 4,093,802,295.30/75,568.43
  6. Step 6: Final answer
    x = 54,173.45

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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.