Home / 50,854.71-70,177.56-28,194.05

Finding the Fourth Proportional to 50,854.71, 70,177.56 and 28,194.05

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Solution

The fourth proportional to 50,854.71, 70,177.56 and 28,194.05 is: 38,906.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,854.71 : 70,177.56 = 28,194.05 : x
  2. Step 2: Convert to fraction form
    50,854.71/70,177.56 = 28,194.05/x
  3. Step 3: Cross multiply
    50,854.71x = 70,177.56 × 28,194.05
  4. Step 4: Simplify right side
    50,854.71x = 1,978,589,745.75
  5. Step 5: Solve for x
    x = 1,978,589,745.75/50,854.71
  6. Step 6: Final answer
    x = 38,906.72

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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.