Home / 138,767.22-208,183.23-50,004.18

Finding the Fourth Proportional to 138,767.22, 208,183.23 and 50,004.18

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Solution

The fourth proportional to 138,767.22, 208,183.23 and 50,004.18 is: 75,017.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,767.22 : 208,183.23 = 50,004.18 : x
  2. Step 2: Convert to fraction form
    138,767.22/208,183.23 = 50,004.18/x
  3. Step 3: Cross multiply
    138,767.22x = 208,183.23 × 50,004.18
  4. Step 4: Simplify right side
    138,767.22x = 10,410,031,705.90
  5. Step 5: Solve for x
    x = 10,410,031,705.90/138,767.22
  6. Step 6: Final answer
    x = 75,017.95

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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.