Home / 67,382.19-92,979.99-39,082.41

Finding the Fourth Proportional to 67,382.19, 92,979.99 and 39,082.41

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Solution

The fourth proportional to 67,382.19, 92,979.99 and 39,082.41 is: 53,929.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,382.19 : 92,979.99 = 39,082.41 : x
  2. Step 2: Convert to fraction form
    67,382.19/92,979.99 = 39,082.41/x
  3. Step 3: Cross multiply
    67,382.19x = 92,979.99 × 39,082.41
  4. Step 4: Simplify right side
    67,382.19x = 3,633,882,090.98
  5. Step 5: Solve for x
    x = 3,633,882,090.98/67,382.19
  6. Step 6: Final answer
    x = 53,929.42

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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.