Home / 324,767.09-487,151.24-125,181.47

Finding the Fourth Proportional to 324,767.09, 487,151.24 and 125,181.47

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Solution

The fourth proportional to 324,767.09, 487,151.24 and 125,181.47 is: 187,772.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,767.09 : 487,151.24 = 125,181.47 : x
  2. Step 2: Convert to fraction form
    324,767.09/487,151.24 = 125,181.47/x
  3. Step 3: Cross multiply
    324,767.09x = 487,151.24 × 125,181.47
  4. Step 4: Simplify right side
    324,767.09x = 60,982,305,273.86
  5. Step 5: Solve for x
    x = 60,982,305,273.86/324,767.09
  6. Step 6: Final answer
    x = 187,772.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.