Home / 232,217.69-320,456.23-130,243.34

Finding the Fourth Proportional to 232,217.69, 320,456.23 and 130,243.34

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Solution

The fourth proportional to 232,217.69, 320,456.23 and 130,243.34 is: 179,733.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,217.69 : 320,456.23 = 130,243.34 : x
  2. Step 2: Convert to fraction form
    232,217.69/320,456.23 = 130,243.34/x
  3. Step 3: Cross multiply
    232,217.69x = 320,456.23 × 130,243.34
  4. Step 4: Simplify right side
    232,217.69x = 41,737,290,194.54
  5. Step 5: Solve for x
    x = 41,737,290,194.54/232,217.69
  6. Step 6: Final answer
    x = 179,733.47

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1.5x scale

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.