Home / 67,912.21-93,693.13-50,049.82

Finding the Fourth Proportional to 67,912.21, 93,693.13 and 50,049.82

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Solution

The fourth proportional to 67,912.21, 93,693.13 and 50,049.82 is: 69,049.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,912.21 : 93,693.13 = 50,049.82 : x
  2. Step 2: Convert to fraction form
    67,912.21/93,693.13 = 50,049.82/x
  3. Step 3: Cross multiply
    67,912.21x = 93,693.13 × 50,049.82
  4. Step 4: Simplify right side
    67,912.21x = 4,689,324,291.74
  5. Step 5: Solve for x
    x = 4,689,324,291.74/67,912.21
  6. Step 6: Final answer
    x = 69,049.80

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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.