Home / 49,912.20-68,833.80-32,904.36

Finding the Fourth Proportional to 49,912.20, 68,833.80 and 32,904.36

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Solution

The fourth proportional to 49,912.20, 68,833.80 and 32,904.36 is: 45,378.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,912.20 : 68,833.80 = 32,904.36 : x
  2. Step 2: Convert to fraction form
    49,912.20/68,833.80 = 32,904.36/x
  3. Step 3: Cross multiply
    49,912.20x = 68,833.80 × 32,904.36
  4. Step 4: Simplify right side
    49,912.20x = 2,264,932,135.37
  5. Step 5: Solve for x
    x = 2,264,932,135.37/49,912.20
  6. Step 6: Final answer
    x = 45,378.33

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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.