Home / 126,904.66-190,228.82-79,552.94

Finding the Fourth Proportional to 126,904.66, 190,228.82 and 79,552.94

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Solution

The fourth proportional to 126,904.66, 190,228.82 and 79,552.94 is: 119,249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,904.66 : 190,228.82 = 79,552.94 : x
  2. Step 2: Convert to fraction form
    126,904.66/190,228.82 = 79,552.94/x
  3. Step 3: Cross multiply
    126,904.66x = 190,228.82 × 79,552.94
  4. Step 4: Simplify right side
    126,904.66x = 15,133,261,903.73
  5. Step 5: Solve for x
    x = 15,133,261,903.73/126,904.66
  6. Step 6: Final answer
    x = 119,249.06

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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.