Home / 155,685.48-214,806.42-95,234.04

Finding the Fourth Proportional to 155,685.48, 214,806.42 and 95,234.04

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Solution

The fourth proportional to 155,685.48, 214,806.42 and 95,234.04 is: 131,398.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,685.48 : 214,806.42 = 95,234.04 : x
  2. Step 2: Convert to fraction form
    155,685.48/214,806.42 = 95,234.04/x
  3. Step 3: Cross multiply
    155,685.48x = 214,806.42 × 95,234.04
  4. Step 4: Simplify right side
    155,685.48x = 20,456,883,194.54
  5. Step 5: Solve for x
    x = 20,456,883,194.54/155,685.48
  6. Step 6: Final answer
    x = 131,398.79

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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.