Home / 56,731.91-84,860.83-39,863.73

Finding the Fourth Proportional to 56,731.91, 84,860.83 and 39,863.73

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Solution

The fourth proportional to 56,731.91, 84,860.83 and 39,863.73 is: 59,629.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,731.91 : 84,860.83 = 39,863.73 : x
  2. Step 2: Convert to fraction form
    56,731.91/84,860.83 = 39,863.73/x
  3. Step 3: Cross multiply
    56,731.91x = 84,860.83 × 39,863.73
  4. Step 4: Simplify right side
    56,731.91x = 3,382,869,295.24
  5. Step 5: Solve for x
    x = 3,382,869,295.24/56,731.91
  6. Step 6: Final answer
    x = 59,629.04

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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.