Home / 218,255.68-327,382.08-56,149.48

Finding the Fourth Proportional to 218,255.68, 327,382.08 and 56,149.48

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Solution

The fourth proportional to 218,255.68, 327,382.08 and 56,149.48 is: 84,223.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,255.68 : 327,382.08 = 56,149.48 : x
  2. Step 2: Convert to fraction form
    218,255.68/327,382.08 = 56,149.48/x
  3. Step 3: Cross multiply
    218,255.68x = 327,382.08 × 56,149.48
  4. Step 4: Simplify right side
    218,255.68x = 18,382,333,553.32
  5. Step 5: Solve for x
    x = 18,382,333,553.32/218,255.68
  6. Step 6: Final answer
    x = 84,223.85

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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.