Home / 104,949.72-144,826.68-57,201.96

Finding the Fourth Proportional to 104,949.72, 144,826.68 and 57,201.96

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Solution

The fourth proportional to 104,949.72, 144,826.68 and 57,201.96 is: 78,936.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,949.72 : 144,826.68 = 57,201.96 : x
  2. Step 2: Convert to fraction form
    104,949.72/144,826.68 = 57,201.96/x
  3. Step 3: Cross multiply
    104,949.72x = 144,826.68 × 57,201.96
  4. Step 4: Simplify right side
    104,949.72x = 8,284,369,956.29
  5. Step 5: Solve for x
    x = 8,284,369,956.29/104,949.72
  6. Step 6: Final answer
    x = 78,936.56

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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.