Home / 68,213.38-94,137.30-37,998.69

Finding the Fourth Proportional to 68,213.38, 94,137.30 and 37,998.69

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Solution

The fourth proportional to 68,213.38, 94,137.30 and 37,998.69 is: 52,439.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,213.38 : 94,137.30 = 37,998.69 : x
  2. Step 2: Convert to fraction form
    68,213.38/94,137.30 = 37,998.69/x
  3. Step 3: Cross multiply
    68,213.38x = 94,137.30 × 37,998.69
  4. Step 4: Simplify right side
    68,213.38x = 3,577,093,996.48
  5. Step 5: Solve for x
    x = 3,577,093,996.48/68,213.38
  6. Step 6: Final answer
    x = 52,439.77

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Double scale
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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.