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Finding the Fourth Proportional to 73,244.55, 109,753.75 and 49,458.88

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Solution

The fourth proportional to 73,244.55, 109,753.75 and 49,458.88 is: 74,111.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,244.55 : 109,753.75 = 49,458.88 : x
  2. Step 2: Convert to fraction form
    73,244.55/109,753.75 = 49,458.88/x
  3. Step 3: Cross multiply
    73,244.55x = 109,753.75 × 49,458.88
  4. Step 4: Simplify right side
    73,244.55x = 5,428,297,749.82
  5. Step 5: Solve for x
    x = 5,428,297,749.82/73,244.55
  6. Step 6: Final answer
    x = 74,111.96

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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.