Home / 67,143.75-92,658.99-36,517.13

Finding the Fourth Proportional to 67,143.75, 92,658.99 and 36,517.13

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Solution

The fourth proportional to 67,143.75, 92,658.99 and 36,517.13 is: 50,393.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,143.75 : 92,658.99 = 36,517.13 : x
  2. Step 2: Convert to fraction form
    67,143.75/92,658.99 = 36,517.13/x
  3. Step 3: Cross multiply
    67,143.75x = 92,658.99 × 36,517.13
  4. Step 4: Simplify right side
    67,143.75x = 3,383,639,920.20
  5. Step 5: Solve for x
    x = 3,383,639,920.20/67,143.75
  6. Step 6: Final answer
    x = 50,393.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.