Home / 104,489.26-144,198.04-61,471.78

Finding the Fourth Proportional to 104,489.26, 144,198.04 and 61,471.78

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Solution

The fourth proportional to 104,489.26, 144,198.04 and 61,471.78 is: 84,832.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,489.26 : 144,198.04 = 61,471.78 : x
  2. Step 2: Convert to fraction form
    104,489.26/144,198.04 = 61,471.78/x
  3. Step 3: Cross multiply
    104,489.26x = 144,198.04 × 61,471.78
  4. Step 4: Simplify right side
    104,489.26x = 8,864,110,191.31
  5. Step 5: Solve for x
    x = 8,864,110,191.31/104,489.26
  6. Step 6: Final answer
    x = 84,832.74

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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.