Home / 155,286.78-214,245.99-95,705.34

Finding the Fourth Proportional to 155,286.78, 214,245.99 and 95,705.34

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Solution

The fourth proportional to 155,286.78, 214,245.99 and 95,705.34 is: 132,042.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,286.78 : 214,245.99 = 95,705.34 : x
  2. Step 2: Convert to fraction form
    155,286.78/214,245.99 = 95,705.34/x
  3. Step 3: Cross multiply
    155,286.78x = 214,245.99 × 95,705.34
  4. Step 4: Simplify right side
    155,286.78x = 20,504,485,316.59
  5. Step 5: Solve for x
    x = 20,504,485,316.59/155,286.78
  6. Step 6: Final answer
    x = 132,042.70

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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.