Home / 75,161.09-112,758.92-22,571.57

Finding the Fourth Proportional to 75,161.09, 112,758.92 and 22,571.57

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Solution

The fourth proportional to 75,161.09, 112,758.92 and 22,571.57 is: 33,862.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,161.09 : 112,758.92 = 22,571.57 : x
  2. Step 2: Convert to fraction form
    75,161.09/112,758.92 = 22,571.57/x
  3. Step 3: Cross multiply
    75,161.09x = 112,758.92 × 22,571.57
  4. Step 4: Simplify right side
    75,161.09x = 2,545,145,855.90
  5. Step 5: Solve for x
    x = 2,545,145,855.90/75,161.09
  6. Step 6: Final answer
    x = 33,862.55

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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.