Home / 80,400.40-110,951.04-44,101.96

Finding the Fourth Proportional to 80,400.40, 110,951.04 and 44,101.96

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Solution

The fourth proportional to 80,400.40, 110,951.04 and 44,101.96 is: 60,859.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,400.40 : 110,951.04 = 44,101.96 : x
  2. Step 2: Convert to fraction form
    80,400.40/110,951.04 = 44,101.96/x
  3. Step 3: Cross multiply
    80,400.40x = 110,951.04 × 44,101.96
  4. Step 4: Simplify right side
    80,400.40x = 4,893,158,328.04
  5. Step 5: Solve for x
    x = 4,893,158,328.04/80,400.40
  6. Step 6: Final answer
    x = 60,859.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.