Home / 67,331.22-100,999.39-25,206.88

Finding the Fourth Proportional to 67,331.22, 100,999.39 and 25,206.88

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Solution

The fourth proportional to 67,331.22, 100,999.39 and 25,206.88 is: 37,811.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,331.22 : 100,999.39 = 25,206.88 : x
  2. Step 2: Convert to fraction form
    67,331.22/100,999.39 = 25,206.88/x
  3. Step 3: Cross multiply
    67,331.22x = 100,999.39 × 25,206.88
  4. Step 4: Simplify right side
    67,331.22x = 2,545,879,503.80
  5. Step 5: Solve for x
    x = 2,545,879,503.80/67,331.22
  6. Step 6: Final answer
    x = 37,811.28

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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.