Home / 80,299.80-110,814.62-44,490.38

Finding the Fourth Proportional to 80,299.80, 110,814.62 and 44,490.38

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Solution

The fourth proportional to 80,299.80, 110,814.62 and 44,490.38 is: 61,397.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,299.80 : 110,814.62 = 44,490.38 : x
  2. Step 2: Convert to fraction form
    80,299.80/110,814.62 = 44,490.38/x
  3. Step 3: Cross multiply
    80,299.80x = 110,814.62 × 44,490.38
  4. Step 4: Simplify right side
    80,299.80x = 4,930,183,776.83
  5. Step 5: Solve for x
    x = 4,930,183,776.83/80,299.80
  6. Step 6: Final answer
    x = 61,397.21

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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.