Home / 95,212.22-131,387.78-54,923.60

Finding the Fourth Proportional to 95,212.22, 131,387.78 and 54,923.60

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Solution

The fourth proportional to 95,212.22, 131,387.78 and 54,923.60 is: 75,791.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,212.22 : 131,387.78 = 54,923.60 : x
  2. Step 2: Convert to fraction form
    95,212.22/131,387.78 = 54,923.60/x
  3. Step 3: Cross multiply
    95,212.22x = 131,387.78 × 54,923.60
  4. Step 4: Simplify right side
    95,212.22x = 7,216,289,873.61
  5. Step 5: Solve for x
    x = 7,216,289,873.61/95,212.22
  6. Step 6: Final answer
    x = 75,791.64

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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.