Home / 126,797.28-190,231.46-50,949.08

Finding the Fourth Proportional to 126,797.28, 190,231.46 and 50,949.08

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Solution

The fourth proportional to 126,797.28, 190,231.46 and 50,949.08 is: 76,437.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,797.28 : 190,231.46 = 50,949.08 : x
  2. Step 2: Convert to fraction form
    126,797.28/190,231.46 = 50,949.08/x
  3. Step 3: Cross multiply
    126,797.28x = 190,231.46 × 50,949.08
  4. Step 4: Simplify right side
    126,797.28x = 9,692,116,668.15
  5. Step 5: Solve for x
    x = 9,692,116,668.15/126,797.28
  6. Step 6: Final answer
    x = 76,437.89

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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.