Home / 53,919.54-81,170.46-48,494.39

Finding the Fourth Proportional to 53,919.54, 81,170.46 and 48,494.39

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Solution

The fourth proportional to 53,919.54, 81,170.46 and 48,494.39 is: 73,003.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,919.54 : 81,170.46 = 48,494.39 : x
  2. Step 2: Convert to fraction form
    53,919.54/81,170.46 = 48,494.39/x
  3. Step 3: Cross multiply
    53,919.54x = 81,170.46 × 48,494.39
  4. Step 4: Simplify right side
    53,919.54x = 3,936,311,537.87
  5. Step 5: Solve for x
    x = 3,936,311,537.87/53,919.54
  6. Step 6: Final answer
    x = 73,003.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.