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Finding the Fourth Proportional to 273,155.52, 376,979.28 and 165,752.64

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Solution

The fourth proportional to 273,155.52, 376,979.28 and 165,752.64 is: 228,753.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,155.52 : 376,979.28 = 165,752.64 : x
  2. Step 2: Convert to fraction form
    273,155.52/376,979.28 = 165,752.64/x
  3. Step 3: Cross multiply
    273,155.52x = 376,979.28 × 165,752.64
  4. Step 4: Simplify right side
    273,155.52x = 62,485,310,885.30
  5. Step 5: Solve for x
    x = 62,485,310,885.30/273,155.52
  6. Step 6: Final answer
    x = 228,753.61

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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.