Home / 45,994.26-68,853.88-28,168.80

Finding the Fourth Proportional to 45,994.26, 68,853.88 and 28,168.80

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Solution

The fourth proportional to 45,994.26, 68,853.88 and 28,168.80 is: 42,168.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,994.26 : 68,853.88 = 28,168.80 : x
  2. Step 2: Convert to fraction form
    45,994.26/68,853.88 = 28,168.80/x
  3. Step 3: Cross multiply
    45,994.26x = 68,853.88 × 28,168.80
  4. Step 4: Simplify right side
    45,994.26x = 1,939,530,951.95
  5. Step 5: Solve for x
    x = 1,939,530,951.95/45,994.26
  6. Step 6: Final answer
    x = 42,168.97

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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.