Home / 227,022.14-313,290.56-131,584.20

Finding the Fourth Proportional to 227,022.14, 313,290.56 and 131,584.20

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Solution

The fourth proportional to 227,022.14, 313,290.56 and 131,584.20 is: 181,586.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,022.14 : 313,290.56 = 131,584.20 : x
  2. Step 2: Convert to fraction form
    227,022.14/313,290.56 = 131,584.20/x
  3. Step 3: Cross multiply
    227,022.14x = 313,290.56 × 131,584.20
  4. Step 4: Simplify right side
    227,022.14x = 41,224,085,480.78
  5. Step 5: Solve for x
    x = 41,224,085,480.78/227,022.14
  6. Step 6: Final answer
    x = 181,586.19

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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.