Home / 126,694.28-190,087.20-59,285.72

Finding the Fourth Proportional to 126,694.28, 190,087.20 and 59,285.72

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Solution

The fourth proportional to 126,694.28, 190,087.20 and 59,285.72 is: 88,950.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,694.28 : 190,087.20 = 59,285.72 : x
  2. Step 2: Convert to fraction form
    126,694.28/190,087.20 = 59,285.72/x
  3. Step 3: Cross multiply
    126,694.28x = 190,087.20 × 59,285.72
  4. Step 4: Simplify right side
    126,694.28x = 11,269,456,514.78
  5. Step 5: Solve for x
    x = 11,269,456,514.78/126,694.28
  6. Step 6: Final answer
    x = 88,950.00

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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.