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Finding the Fourth Proportional to 275,578.15, 413,206.33 and 106,901.37

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Solution

The fourth proportional to 275,578.15, 413,206.33 and 106,901.37 is: 160,289.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,578.15 : 413,206.33 = 106,901.37 : x
  2. Step 2: Convert to fraction form
    275,578.15/413,206.33 = 106,901.37/x
  3. Step 3: Cross multiply
    275,578.15x = 413,206.33 × 106,901.37
  4. Step 4: Simplify right side
    275,578.15x = 44,172,322,702.86
  5. Step 5: Solve for x
    x = 44,172,322,702.86/275,578.15
  6. Step 6: Final answer
    x = 160,289.64

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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.