Home / 67,072.83-100,546.70-22,668.69

Finding the Fourth Proportional to 67,072.83, 100,546.70 and 22,668.69

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Solution

The fourth proportional to 67,072.83, 100,546.70 and 22,668.69 is: 33,981.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,072.83 : 100,546.70 = 22,668.69 : x
  2. Step 2: Convert to fraction form
    67,072.83/100,546.70 = 22,668.69/x
  3. Step 3: Cross multiply
    67,072.83x = 100,546.70 × 22,668.69
  4. Step 4: Simplify right side
    67,072.83x = 2,279,261,859.48
  5. Step 5: Solve for x
    x = 2,279,261,859.48/67,072.83
  6. Step 6: Final answer
    x = 33,981.89

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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.