Home / 49,800.20-68,722.26-27,138.70

Finding the Fourth Proportional to 49,800.20, 68,722.26 and 27,138.70

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Solution

The fourth proportional to 49,800.20, 68,722.26 and 27,138.70 is: 37,450.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,800.20 : 68,722.26 = 27,138.70 : x
  2. Step 2: Convert to fraction form
    49,800.20/68,722.26 = 27,138.70/x
  3. Step 3: Cross multiply
    49,800.20x = 68,722.26 × 27,138.70
  4. Step 4: Simplify right side
    49,800.20x = 1,865,033,203.86
  5. Step 5: Solve for x
    x = 1,865,033,203.86/49,800.20
  6. Step 6: Final answer
    x = 37,450.32

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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.