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Finding the Fourth Proportional to 65,183.52, 89,953.24 and 35,375.52

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Solution

The fourth proportional to 65,183.52, 89,953.24 and 35,375.52 is: 48,818.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,183.52 : 89,953.24 = 35,375.52 : x
  2. Step 2: Convert to fraction form
    65,183.52/89,953.24 = 35,375.52/x
  3. Step 3: Cross multiply
    65,183.52x = 89,953.24 × 35,375.52
  4. Step 4: Simplify right side
    65,183.52x = 3,182,142,640.68
  5. Step 5: Solve for x
    x = 3,182,142,640.68/65,183.52
  6. Step 6: Final answer
    x = 48,818.21

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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.