Home / 126,934.97-190,403.82-60,381.86

Finding the Fourth Proportional to 126,934.97, 190,403.82 and 60,381.86

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Solution

The fourth proportional to 126,934.97, 190,403.82 and 60,381.86 is: 90,573.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,934.97 : 190,403.82 = 60,381.86 : x
  2. Step 2: Convert to fraction form
    126,934.97/190,403.82 = 60,381.86/x
  3. Step 3: Cross multiply
    126,934.97x = 190,403.82 × 60,381.86
  4. Step 4: Simplify right side
    126,934.97x = 11,496,935,850.69
  5. Step 5: Solve for x
    x = 11,496,935,850.69/126,934.97
  6. Step 6: Final answer
    x = 90,573.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.