Home / 126,853.34-190,288.89-50,951.88

Finding the Fourth Proportional to 126,853.34, 190,288.89 and 50,951.88

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Solution

The fourth proportional to 126,853.34, 190,288.89 and 50,951.88 is: 76,431.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,853.34 : 190,288.89 = 50,951.88 : x
  2. Step 2: Convert to fraction form
    126,853.34/190,288.89 = 50,951.88/x
  3. Step 3: Cross multiply
    126,853.34x = 190,288.89 × 50,951.88
  4. Step 4: Simplify right side
    126,853.34x = 9,695,576,688.61
  5. Step 5: Solve for x
    x = 9,695,576,688.61/126,853.34
  6. Step 6: Final answer
    x = 76,431.39

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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.