Home / 82,539.44-113,906.76-48,550.40

Finding the Fourth Proportional to 82,539.44, 113,906.76 and 48,550.40

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Solution

The fourth proportional to 82,539.44, 113,906.76 and 48,550.40 is: 67,000.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,539.44 : 113,906.76 = 48,550.40 : x
  2. Step 2: Convert to fraction form
    82,539.44/113,906.76 = 48,550.40/x
  3. Step 3: Cross multiply
    82,539.44x = 113,906.76 × 48,550.40
  4. Step 4: Simplify right side
    82,539.44x = 5,530,218,760.70
  5. Step 5: Solve for x
    x = 5,530,218,760.70/82,539.44
  6. Step 6: Final answer
    x = 67,000.92

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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.