Home / 50,782.35-76,180.62-21,193.41

Finding the Fourth Proportional to 50,782.35, 76,180.62 and 21,193.41

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Solution

The fourth proportional to 50,782.35, 76,180.62 and 21,193.41 is: 31,793.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,782.35 : 76,180.62 = 21,193.41 : x
  2. Step 2: Convert to fraction form
    50,782.35/76,180.62 = 21,193.41/x
  3. Step 3: Cross multiply
    50,782.35x = 76,180.62 × 21,193.41
  4. Step 4: Simplify right side
    50,782.35x = 1,614,527,113.71
  5. Step 5: Solve for x
    x = 1,614,527,113.71/50,782.35
  6. Step 6: Final answer
    x = 31,793.08

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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.