Home / 234,174.80-323,161.20-126,744.81

Finding the Fourth Proportional to 234,174.80, 323,161.20 and 126,744.81

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Solution

The fourth proportional to 234,174.80, 323,161.20 and 126,744.81 is: 174,907.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,174.80 : 323,161.20 = 126,744.81 : x
  2. Step 2: Convert to fraction form
    234,174.80/323,161.20 = 126,744.81/x
  3. Step 3: Cross multiply
    234,174.80x = 323,161.20 × 126,744.81
  4. Step 4: Simplify right side
    234,174.80x = 40,959,004,893.37
  5. Step 5: Solve for x
    x = 40,959,004,893.37/234,174.80
  6. Step 6: Final answer
    x = 174,907.83

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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.