Home / 54,974.60-75,825.86-50,451.90

Finding the Fourth Proportional to 54,974.60, 75,825.86 and 50,451.90

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Solution

The fourth proportional to 54,974.60, 75,825.86 and 50,451.90 is: 69,587.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,974.60 : 75,825.86 = 50,451.90 : x
  2. Step 2: Convert to fraction form
    54,974.60/75,825.86 = 50,451.90/x
  3. Step 3: Cross multiply
    54,974.60x = 75,825.86 × 50,451.90
  4. Step 4: Simplify right side
    54,974.60x = 3,825,558,596.05
  5. Step 5: Solve for x
    x = 3,825,558,596.05/54,974.60
  6. Step 6: Final answer
    x = 69,587.74

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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.