Home / 75,568.05-113,337.97-30,577.61

Finding the Fourth Proportional to 75,568.05, 113,337.97 and 30,577.61

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Solution

The fourth proportional to 75,568.05, 113,337.97 and 30,577.61 is: 45,860.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,568.05 : 113,337.97 = 30,577.61 : x
  2. Step 2: Convert to fraction form
    75,568.05/113,337.97 = 30,577.61/x
  3. Step 3: Cross multiply
    75,568.05x = 113,337.97 × 30,577.61
  4. Step 4: Simplify right side
    75,568.05x = 3,465,604,244.85
  5. Step 5: Solve for x
    x = 3,465,604,244.85/75,568.05
  6. Step 6: Final answer
    x = 45,860.71

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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.