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Finding the Fourth Proportional to 207,033.73, 285,674.52 and 116,372.86

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Solution

The fourth proportional to 207,033.73, 285,674.52 and 116,372.86 is: 160,576.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,033.73 : 285,674.52 = 116,372.86 : x
  2. Step 2: Convert to fraction form
    207,033.73/285,674.52 = 116,372.86/x
  3. Step 3: Cross multiply
    207,033.73x = 285,674.52 × 116,372.86
  4. Step 4: Simplify right side
    207,033.73x = 33,244,760,921.53
  5. Step 5: Solve for x
    x = 33,244,760,921.53/207,033.73
  6. Step 6: Final answer
    x = 160,576.54

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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.