Home / 75,701.76-113,514.88-44,122.56

Finding the Fourth Proportional to 75,701.76, 113,514.88 and 44,122.56

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Solution

The fourth proportional to 75,701.76, 113,514.88 and 44,122.56 is: 66,161.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,701.76 : 113,514.88 = 44,122.56 : x
  2. Step 2: Convert to fraction form
    75,701.76/113,514.88 = 44,122.56/x
  3. Step 3: Cross multiply
    75,701.76x = 113,514.88 × 44,122.56
  4. Step 4: Simplify right side
    75,701.76x = 5,008,567,103.69
  5. Step 5: Solve for x
    x = 5,008,567,103.69/75,701.76
  6. Step 6: Final answer
    x = 66,161.83

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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.