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Finding the Fourth Proportional to 232,616, 321,010.08 and 126,632

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Solution

The fourth proportional to 232,616, 321,010.08 and 126,632 is: 174,752.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,616 : 321,010.08 = 126,632 : x
  2. Step 2: Convert to fraction form
    232,616/321,010.08 = 126,632/x
  3. Step 3: Cross multiply
    232,616x = 321,010.08 × 126,632
  4. Step 4: Simplify right side
    232,616x = 40,650,148,450.56
  5. Step 5: Solve for x
    x = 40,650,148,450.56/232,616
  6. Step 6: Final answer
    x = 174,752.16

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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.