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Finding the Fourth Proportional to 50,563.34, 75,845.01 and 47,446.86

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Solution

The fourth proportional to 50,563.34, 75,845.01 and 47,446.86 is: 71,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,563.34 : 75,845.01 = 47,446.86 : x
  2. Step 2: Convert to fraction form
    50,563.34/75,845.01 = 47,446.86/x
  3. Step 3: Cross multiply
    50,563.34x = 75,845.01 × 47,446.86
  4. Step 4: Simplify right side
    50,563.34x = 3,598,607,571.17
  5. Step 5: Solve for x
    x = 3,598,607,571.17/50,563.34
  6. Step 6: Final answer
    x = 71,170.30

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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.