Home / 234,259.20-323,273.79-126,828.36

Finding the Fourth Proportional to 234,259.20, 323,273.79 and 126,828.36

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Solution

The fourth proportional to 234,259.20, 323,273.79 and 126,828.36 is: 175,021.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,259.20 : 323,273.79 = 126,828.36 : x
  2. Step 2: Convert to fraction form
    234,259.20/323,273.79 = 126,828.36/x
  3. Step 3: Cross multiply
    234,259.20x = 323,273.79 × 126,828.36
  4. Step 4: Simplify right side
    234,259.20x = 41,000,284,616.68
  5. Step 5: Solve for x
    x = 41,000,284,616.68/234,259.20
  6. Step 6: Final answer
    x = 175,021.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.