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Finding the Fourth Proportional to 101,772.62, 152,673.96 and 35,194.87

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Solution

The fourth proportional to 101,772.62, 152,673.96 and 35,194.87 is: 52,797.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,772.62 : 152,673.96 = 35,194.87 : x
  2. Step 2: Convert to fraction form
    101,772.62/152,673.96 = 35,194.87/x
  3. Step 3: Cross multiply
    101,772.62x = 152,673.96 × 35,194.87
  4. Step 4: Simplify right side
    101,772.62x = 5,373,340,497.41
  5. Step 5: Solve for x
    x = 5,373,340,497.41/101,772.62
  6. Step 6: Final answer
    x = 52,797.51

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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.