Home / 67,394.35-92,974.11-39,083.62

Finding the Fourth Proportional to 67,394.35, 92,974.11 and 39,083.62

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Solution

The fourth proportional to 67,394.35, 92,974.11 and 39,083.62 is: 53,917.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,394.35 : 92,974.11 = 39,083.62 : x
  2. Step 2: Convert to fraction form
    67,394.35/92,974.11 = 39,083.62/x
  3. Step 3: Cross multiply
    67,394.35x = 92,974.11 × 39,083.62
  4. Step 4: Simplify right side
    67,394.35x = 3,633,764,785.08
  5. Step 5: Solve for x
    x = 3,633,764,785.08/67,394.35
  6. Step 6: Final answer
    x = 53,917.94

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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.