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Finding the Fourth Proportional to 65,183.44, 89,953.16 and 35,375.44

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Solution

The fourth proportional to 65,183.44, 89,953.16 and 35,375.44 is: 48,818.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,183.44 : 89,953.16 = 35,375.44 : x
  2. Step 2: Convert to fraction form
    65,183.44/89,953.16 = 35,375.44/x
  3. Step 3: Cross multiply
    65,183.44x = 89,953.16 × 35,375.44
  4. Step 4: Simplify right side
    65,183.44x = 3,182,132,614.39
  5. Step 5: Solve for x
    x = 3,182,132,614.39/65,183.44
  6. Step 6: Final answer
    x = 48,818.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.