Home / 104,896.44-144,757.10-57,149.79

Finding the Fourth Proportional to 104,896.44, 144,757.10 and 57,149.79

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Solution

The fourth proportional to 104,896.44, 144,757.10 and 57,149.79 is: 78,866.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,896.44 : 144,757.10 = 57,149.79 : x
  2. Step 2: Convert to fraction form
    104,896.44/144,757.10 = 57,149.79/x
  3. Step 3: Cross multiply
    104,896.44x = 144,757.10 × 57,149.79
  4. Step 4: Simplify right side
    104,896.44x = 8,272,837,142.22
  5. Step 5: Solve for x
    x = 8,272,837,142.22/104,896.44
  6. Step 6: Final answer
    x = 78,866.71

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1.5x scale

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.