Home / 126,844.34-190,275.39-50,942.88

Finding the Fourth Proportional to 126,844.34, 190,275.39 and 50,942.88

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Solution

The fourth proportional to 126,844.34, 190,275.39 and 50,942.88 is: 76,417.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,844.34 : 190,275.39 = 50,942.88 : x
  2. Step 2: Convert to fraction form
    126,844.34/190,275.39 = 50,942.88/x
  3. Step 3: Cross multiply
    126,844.34x = 190,275.39 × 50,942.88
  4. Step 4: Simplify right side
    126,844.34x = 9,693,176,359.72
  5. Step 5: Solve for x
    x = 9,693,176,359.72/126,844.34
  6. Step 6: Final answer
    x = 76,417.89

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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.