Home / 80,269.18-110,761.92-46,288.78

Finding the Fourth Proportional to 80,269.18, 110,761.92 and 46,288.78

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Solution

The fourth proportional to 80,269.18, 110,761.92 and 46,288.78 is: 63,873.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,269.18 : 110,761.92 = 46,288.78 : x
  2. Step 2: Convert to fraction form
    80,269.18/110,761.92 = 46,288.78/x
  3. Step 3: Cross multiply
    80,269.18x = 110,761.92 × 46,288.78
  4. Step 4: Simplify right side
    80,269.18x = 5,127,034,147.26
  5. Step 5: Solve for x
    x = 5,127,034,147.26/80,269.18
  6. Step 6: Final answer
    x = 63,873.01

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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.