Home / 54,780.06-82,365.72-50,449.80

Finding the Fourth Proportional to 54,780.06, 82,365.72 and 50,449.80

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Solution

The fourth proportional to 54,780.06, 82,365.72 and 50,449.80 is: 75,854.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,780.06 : 82,365.72 = 50,449.80 : x
  2. Step 2: Convert to fraction form
    54,780.06/82,365.72 = 50,449.80/x
  3. Step 3: Cross multiply
    54,780.06x = 82,365.72 × 50,449.80
  4. Step 4: Simplify right side
    54,780.06x = 4,155,334,100.86
  5. Step 5: Solve for x
    x = 4,155,334,100.86/54,780.06
  6. Step 6: Final answer
    x = 75,854.87

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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.