Home / 194,682.34-268,661.12-108,640.41

Finding the Fourth Proportional to 194,682.34, 268,661.12 and 108,640.41

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Solution

The fourth proportional to 194,682.34, 268,661.12 and 108,640.41 is: 149,923.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,682.34 : 268,661.12 = 108,640.41 : x
  2. Step 2: Convert to fraction form
    194,682.34/268,661.12 = 108,640.41/x
  3. Step 3: Cross multiply
    194,682.34x = 268,661.12 × 108,640.41
  4. Step 4: Simplify right side
    194,682.34x = 29,187,454,227.86
  5. Step 5: Solve for x
    x = 29,187,454,227.86/194,682.34
  6. Step 6: Final answer
    x = 149,923.48

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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.