Home / 67,133.12-100,634-27,723.44

Finding the Fourth Proportional to 67,133.12, 100,634 and 27,723.44

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Solution

The fourth proportional to 67,133.12, 100,634 and 27,723.44 is: 41,558.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,133.12 : 100,634 = 27,723.44 : x
  2. Step 2: Convert to fraction form
    67,133.12/100,634 = 27,723.44/x
  3. Step 3: Cross multiply
    67,133.12x = 100,634 × 27,723.44
  4. Step 4: Simplify right side
    67,133.12x = 2,789,920,660.96
  5. Step 5: Solve for x
    x = 2,789,920,660.96/67,133.12
  6. Step 6: Final answer
    x = 41,558.04

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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.