Home / 50,788.24-70,079.44-31,912

Finding the Fourth Proportional to 50,788.24, 70,079.44 and 31,912

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Solution

The fourth proportional to 50,788.24, 70,079.44 and 31,912 is: 44,033.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,788.24 : 70,079.44 = 31,912 : x
  2. Step 2: Convert to fraction form
    50,788.24/70,079.44 = 31,912/x
  3. Step 3: Cross multiply
    50,788.24x = 70,079.44 × 31,912
  4. Step 4: Simplify right side
    50,788.24x = 2,236,375,089.28
  5. Step 5: Solve for x
    x = 2,236,375,089.28/50,788.24
  6. Step 6: Final answer
    x = 44,033.33

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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.