Home / 49,138.86-67,742.94-41,554.74

Finding the Fourth Proportional to 49,138.86, 67,742.94 and 41,554.74

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Solution

The fourth proportional to 49,138.86, 67,742.94 and 41,554.74 is: 57,287.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,138.86 : 67,742.94 = 41,554.74 : x
  2. Step 2: Convert to fraction form
    49,138.86/67,742.94 = 41,554.74/x
  3. Step 3: Cross multiply
    49,138.86x = 67,742.94 × 41,554.74
  4. Step 4: Simplify right side
    49,138.86x = 2,815,040,258.54
  5. Step 5: Solve for x
    x = 2,815,040,258.54/49,138.86
  6. Step 6: Final answer
    x = 57,287.46

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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.