Home / 50,872.56-76,218.48-43,401.30

Finding the Fourth Proportional to 50,872.56, 76,218.48 and 43,401.30

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Solution

The fourth proportional to 50,872.56, 76,218.48 and 43,401.30 is: 65,024.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,872.56 : 76,218.48 = 43,401.30 : x
  2. Step 2: Convert to fraction form
    50,872.56/76,218.48 = 43,401.30/x
  3. Step 3: Cross multiply
    50,872.56x = 76,218.48 × 43,401.30
  4. Step 4: Simplify right side
    50,872.56x = 3,307,981,116.02
  5. Step 5: Solve for x
    x = 3,307,981,116.02/50,872.56
  6. Step 6: Final answer
    x = 65,024.86

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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.