Home / 82,211.96-113,453.03-48,213.52

Finding the Fourth Proportional to 82,211.96, 113,453.03 and 48,213.52

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Solution

The fourth proportional to 82,211.96, 113,453.03 and 48,213.52 is: 66,534.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,211.96 : 113,453.03 = 48,213.52 : x
  2. Step 2: Convert to fraction form
    82,211.96/113,453.03 = 48,213.52/x
  3. Step 3: Cross multiply
    82,211.96x = 113,453.03 × 48,213.52
  4. Step 4: Simplify right side
    82,211.96x = 5,469,969,767.87
  5. Step 5: Solve for x
    x = 5,469,969,767.87/82,211.96
  6. Step 6: Final answer
    x = 66,534.96

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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.