Home / 227,010.15-313,274.01-131,572.20

Finding the Fourth Proportional to 227,010.15, 313,274.01 and 131,572.20

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Solution

The fourth proportional to 227,010.15, 313,274.01 and 131,572.20 is: 181,569.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,010.15 : 313,274.01 = 131,572.20 : x
  2. Step 2: Convert to fraction form
    227,010.15/313,274.01 = 131,572.20/x
  3. Step 3: Cross multiply
    227,010.15x = 313,274.01 × 131,572.20
  4. Step 4: Simplify right side
    227,010.15x = 41,218,150,698.52
  5. Step 5: Solve for x
    x = 41,218,150,698.52/227,010.15
  6. Step 6: Final answer
    x = 181,569.64

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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.