Home / 49,733.46-68,609.25-31,819.86

Finding the Fourth Proportional to 49,733.46, 68,609.25 and 31,819.86

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Solution

The fourth proportional to 49,733.46, 68,609.25 and 31,819.86 is: 43,896.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,733.46 : 68,609.25 = 31,819.86 : x
  2. Step 2: Convert to fraction form
    49,733.46/68,609.25 = 31,819.86/x
  3. Step 3: Cross multiply
    49,733.46x = 68,609.25 × 31,819.86
  4. Step 4: Simplify right side
    49,733.46x = 2,183,136,729.71
  5. Step 5: Solve for x
    x = 2,183,136,729.71/49,733.46
  6. Step 6: Final answer
    x = 43,896.74

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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.