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Finding the Fourth Proportional to 133,059.56, 199,621.29 and 44,313.86

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Solution

The fourth proportional to 133,059.56, 199,621.29 and 44,313.86 is: 66,481.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,059.56 : 199,621.29 = 44,313.86 : x
  2. Step 2: Convert to fraction form
    133,059.56/199,621.29 = 44,313.86/x
  3. Step 3: Cross multiply
    133,059.56x = 199,621.29 × 44,313.86
  4. Step 4: Simplify right side
    133,059.56x = 8,845,989,898.08
  5. Step 5: Solve for x
    x = 8,845,989,898.08/133,059.56
  6. Step 6: Final answer
    x = 66,481.43

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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.