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Finding the Fourth Proportional to 269,671.92, 404,573.02 and 101,193.64

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Solution

The fourth proportional to 269,671.92, 404,573.02 and 101,193.64 is: 151,814.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,671.92 : 404,573.02 = 101,193.64 : x
  2. Step 2: Convert to fraction form
    269,671.92/404,573.02 = 101,193.64/x
  3. Step 3: Cross multiply
    269,671.92x = 404,573.02 × 101,193.64
  4. Step 4: Simplify right side
    269,671.92x = 40,940,216,539.59
  5. Step 5: Solve for x
    x = 40,940,216,539.59/269,671.92
  6. Step 6: Final answer
    x = 151,814.90

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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.