Home / 80,245.26-110,790.27-51,577.74

Finding the Fourth Proportional to 80,245.26, 110,790.27 and 51,577.74

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Solution

The fourth proportional to 80,245.26, 110,790.27 and 51,577.74 is: 71,210.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,245.26 : 110,790.27 = 51,577.74 : x
  2. Step 2: Convert to fraction form
    80,245.26/110,790.27 = 51,577.74/x
  3. Step 3: Cross multiply
    80,245.26x = 110,790.27 × 51,577.74
  4. Step 4: Simplify right side
    80,245.26x = 5,714,311,740.59
  5. Step 5: Solve for x
    x = 5,714,311,740.59/80,245.26
  6. Step 6: Final answer
    x = 71,210.58

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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.