Home / 234,161.18-323,143.37-126,731.18

Finding the Fourth Proportional to 234,161.18, 323,143.37 and 126,731.18

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Solution

The fourth proportional to 234,161.18, 323,143.37 and 126,731.18 is: 174,889.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,161.18 : 323,143.37 = 126,731.18 : x
  2. Step 2: Convert to fraction form
    234,161.18/323,143.37 = 126,731.18/x
  3. Step 3: Cross multiply
    234,161.18x = 323,143.37 × 126,731.18
  4. Step 4: Simplify right side
    234,161.18x = 40,952,341,951.58
  5. Step 5: Solve for x
    x = 40,952,341,951.58/234,161.18
  6. Step 6: Final answer
    x = 174,889.54

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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.