Home / 75,823.92-104,640.11-41,836.32

Finding the Fourth Proportional to 75,823.92, 104,640.11 and 41,836.32

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Solution

The fourth proportional to 75,823.92, 104,640.11 and 41,836.32 is: 57,735.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,823.92 : 104,640.11 = 41,836.32 : x
  2. Step 2: Convert to fraction form
    75,823.92/104,640.11 = 41,836.32/x
  3. Step 3: Cross multiply
    75,823.92x = 104,640.11 × 41,836.32
  4. Step 4: Simplify right side
    75,823.92x = 4,377,757,126.80
  5. Step 5: Solve for x
    x = 4,377,757,126.80/75,823.92
  6. Step 6: Final answer
    x = 57,735.83

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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.