Home / 72,206.12-108,310.66-22,286.24

Finding the Fourth Proportional to 72,206.12, 108,310.66 and 22,286.24

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Solution

The fourth proportional to 72,206.12, 108,310.66 and 22,286.24 is: 33,429.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,206.12 : 108,310.66 = 22,286.24 : x
  2. Step 2: Convert to fraction form
    72,206.12/108,310.66 = 22,286.24/x
  3. Step 3: Cross multiply
    72,206.12x = 108,310.66 × 22,286.24
  4. Step 4: Simplify right side
    72,206.12x = 2,413,837,363.32
  5. Step 5: Solve for x
    x = 2,413,837,363.32/72,206.12
  6. Step 6: Final answer
    x = 33,429.82

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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.