Home / 68,744.30-94,873.23-40,062.38

Finding the Fourth Proportional to 68,744.30, 94,873.23 and 40,062.38

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Solution

The fourth proportional to 68,744.30, 94,873.23 and 40,062.38 is: 55,289.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,744.30 : 94,873.23 = 40,062.38 : x
  2. Step 2: Convert to fraction form
    68,744.30/94,873.23 = 40,062.38/x
  3. Step 3: Cross multiply
    68,744.30x = 94,873.23 × 40,062.38
  4. Step 4: Simplify right side
    68,744.30x = 3,800,846,917.72
  5. Step 5: Solve for x
    x = 3,800,846,917.72/68,744.30
  6. Step 6: Final answer
    x = 55,289.63

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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.