Home / 50,974.92-76,376.10-31,212.21

Finding the Fourth Proportional to 50,974.92, 76,376.10 and 31,212.21

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Solution

The fourth proportional to 50,974.92, 76,376.10 and 31,212.21 is: 46,765.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,974.92 : 76,376.10 = 31,212.21 : x
  2. Step 2: Convert to fraction form
    50,974.92/76,376.10 = 31,212.21/x
  3. Step 3: Cross multiply
    50,974.92x = 76,376.10 × 31,212.21
  4. Step 4: Simplify right side
    50,974.92x = 2,383,866,872.18
  5. Step 5: Solve for x
    x = 2,383,866,872.18/50,974.92
  6. Step 6: Final answer
    x = 46,765.49

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1.5x scale

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.