Home / 83,508.56-125,183.64-30,882.32

Finding the Fourth Proportional to 83,508.56, 125,183.64 and 30,882.32

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Solution

The fourth proportional to 83,508.56, 125,183.64 and 30,882.32 is: 46,294.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,508.56 : 125,183.64 = 30,882.32 : x
  2. Step 2: Convert to fraction form
    83,508.56/125,183.64 = 30,882.32/x
  3. Step 3: Cross multiply
    83,508.56x = 125,183.64 × 30,882.32
  4. Step 4: Simplify right side
    83,508.56x = 3,865,961,229.24
  5. Step 5: Solve for x
    x = 3,865,961,229.24/83,508.56
  6. Step 6: Final answer
    x = 46,294.19

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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.