Home / 126,964.35-190,508.87-51,059.82

Finding the Fourth Proportional to 126,964.35, 190,508.87 and 51,059.82

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Solution

The fourth proportional to 126,964.35, 190,508.87 and 51,059.82 is: 76,614.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,964.35 : 190,508.87 = 51,059.82 : x
  2. Step 2: Convert to fraction form
    126,964.35/190,508.87 = 51,059.82/x
  3. Step 3: Cross multiply
    126,964.35x = 190,508.87 × 51,059.82
  4. Step 4: Simplify right side
    126,964.35x = 9,727,348,355.30
  5. Step 5: Solve for x
    x = 9,727,348,355.30/126,964.35
  6. Step 6: Final answer
    x = 76,614.80

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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.