Home / 128,260.26-192,372.32-44,018.94

Finding the Fourth Proportional to 128,260.26, 192,372.32 and 44,018.94

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Solution

The fourth proportional to 128,260.26, 192,372.32 and 44,018.94 is: 66,022.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,260.26 : 192,372.32 = 44,018.94 : x
  2. Step 2: Convert to fraction form
    128,260.26/192,372.32 = 44,018.94/x
  3. Step 3: Cross multiply
    128,260.26x = 192,372.32 × 44,018.94
  4. Step 4: Simplify right side
    128,260.26x = 8,468,025,391.65
  5. Step 5: Solve for x
    x = 8,468,025,391.65/128,260.26
  6. Step 6: Final answer
    x = 66,022.21

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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.