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Finding the Fourth Proportional to 49,315.56, 73,981.02 and 29,589.48

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Solution

The fourth proportional to 49,315.56, 73,981.02 and 29,589.48 is: 44,388.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,315.56 : 73,981.02 = 29,589.48 : x
  2. Step 2: Convert to fraction form
    49,315.56/73,981.02 = 29,589.48/x
  3. Step 3: Cross multiply
    49,315.56x = 73,981.02 × 29,589.48
  4. Step 4: Simplify right side
    49,315.56x = 2,189,059,911.67
  5. Step 5: Solve for x
    x = 2,189,059,911.67/49,315.56
  6. Step 6: Final answer
    x = 44,388.83

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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.