Home / 55,604.33-76,739.47-31,734.58

Finding the Fourth Proportional to 55,604.33, 76,739.47 and 31,734.58

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Solution

The fourth proportional to 55,604.33, 76,739.47 and 31,734.58 is: 43,796.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,604.33 : 76,739.47 = 31,734.58 : x
  2. Step 2: Convert to fraction form
    55,604.33/76,739.47 = 31,734.58/x
  3. Step 3: Cross multiply
    55,604.33x = 76,739.47 × 31,734.58
  4. Step 4: Simplify right side
    55,604.33x = 2,435,294,578.69
  5. Step 5: Solve for x
    x = 2,435,294,578.69/55,604.33
  6. Step 6: Final answer
    x = 43,796.85

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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.