Home / 53,942.82-80,930.97-48,361.02

Finding the Fourth Proportional to 53,942.82, 80,930.97 and 48,361.02

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Solution

The fourth proportional to 53,942.82, 80,930.97 and 48,361.02 is: 72,556.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,942.82 : 80,930.97 = 48,361.02 : x
  2. Step 2: Convert to fraction form
    53,942.82/80,930.97 = 48,361.02/x
  3. Step 3: Cross multiply
    53,942.82x = 80,930.97 × 48,361.02
  4. Step 4: Simplify right side
    53,942.82x = 3,913,904,258.79
  5. Step 5: Solve for x
    x = 3,913,904,258.79/53,942.82
  6. Step 6: Final answer
    x = 72,556.54

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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.