Home / 227,132.97-313,443.51-131,695.02

Finding the Fourth Proportional to 227,132.97, 313,443.51 and 131,695.02

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Solution

The fourth proportional to 227,132.97, 313,443.51 and 131,695.02 is: 181,739.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,132.97 : 313,443.51 = 131,695.02 : x
  2. Step 2: Convert to fraction form
    227,132.97/313,443.51 = 131,695.02/x
  3. Step 3: Cross multiply
    227,132.97x = 313,443.51 × 131,695.02
  4. Step 4: Simplify right side
    227,132.97x = 41,278,949,999.88
  5. Step 5: Solve for x
    x = 41,278,949,999.88/227,132.97
  6. Step 6: Final answer
    x = 181,739.14

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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.