Home / 234,211.69-323,212.17-126,782.61

Finding the Fourth Proportional to 234,211.69, 323,212.17 and 126,782.61

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Solution

The fourth proportional to 234,211.69, 323,212.17 and 126,782.61 is: 174,960.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,211.69 : 323,212.17 = 126,782.61 : x
  2. Step 2: Convert to fraction form
    234,211.69/323,212.17 = 126,782.61/x
  3. Step 3: Cross multiply
    234,211.69x = 323,212.17 × 126,782.61
  4. Step 4: Simplify right side
    234,211.69x = 40,977,682,496.36
  5. Step 5: Solve for x
    x = 40,977,682,496.36/234,211.69
  6. Step 6: Final answer
    x = 174,960.02

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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.