Home / 75,859.07-113,732.44-36,378.59

Finding the Fourth Proportional to 75,859.07, 113,732.44 and 36,378.59

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Solution

The fourth proportional to 75,859.07, 113,732.44 and 36,378.59 is: 54,540.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,859.07 : 113,732.44 = 36,378.59 : x
  2. Step 2: Convert to fraction form
    75,859.07/113,732.44 = 36,378.59/x
  3. Step 3: Cross multiply
    75,859.07x = 113,732.44 × 36,378.59
  4. Step 4: Simplify right side
    75,859.07x = 4,137,425,144.85
  5. Step 5: Solve for x
    x = 4,137,425,144.85/75,859.07
  6. Step 6: Final answer
    x = 54,540.95

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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.