Home / 67,218.32-100,674.12-32,182.76

Finding the Fourth Proportional to 67,218.32, 100,674.12 and 32,182.76

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Solution

The fourth proportional to 67,218.32, 100,674.12 and 32,182.76 is: 48,200.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,218.32 : 100,674.12 = 32,182.76 : x
  2. Step 2: Convert to fraction form
    67,218.32/100,674.12 = 32,182.76/x
  3. Step 3: Cross multiply
    67,218.32x = 100,674.12 × 32,182.76
  4. Step 4: Simplify right side
    67,218.32x = 3,239,971,042.17
  5. Step 5: Solve for x
    x = 3,239,971,042.17/67,218.32
  6. Step 6: Final answer
    x = 48,200.71

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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.