Home / 75,761.67-113,642.52-23,170.71

Finding the Fourth Proportional to 75,761.67, 113,642.52 and 23,170.71

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Solution

The fourth proportional to 75,761.67, 113,642.52 and 23,170.71 is: 34,756.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,761.67 : 113,642.52 = 23,170.71 : x
  2. Step 2: Convert to fraction form
    75,761.67/113,642.52 = 23,170.71/x
  3. Step 3: Cross multiply
    75,761.67x = 113,642.52 × 23,170.71
  4. Step 4: Simplify right side
    75,761.67x = 2,633,177,874.59
  5. Step 5: Solve for x
    x = 2,633,177,874.59/75,761.67
  6. Step 6: Final answer
    x = 34,756.07

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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.