Home / 50,790.24-70,082.20-31,914

Finding the Fourth Proportional to 50,790.24, 70,082.20 and 31,914

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Solution

The fourth proportional to 50,790.24, 70,082.20 and 31,914 is: 44,036.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,790.24 : 70,082.20 = 31,914 : x
  2. Step 2: Convert to fraction form
    50,790.24/70,082.20 = 31,914/x
  3. Step 3: Cross multiply
    50,790.24x = 70,082.20 × 31,914
  4. Step 4: Simplify right side
    50,790.24x = 2,236,603,330.80
  5. Step 5: Solve for x
    x = 2,236,603,330.80/50,790.24
  6. Step 6: Final answer
    x = 44,036.09

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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.