Home / 74,155.06-102,342.97-41,891.04

Finding the Fourth Proportional to 74,155.06, 102,342.97 and 41,891.04

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Solution

The fourth proportional to 74,155.06, 102,342.97 and 41,891.04 is: 57,814.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,155.06 : 102,342.97 = 41,891.04 : x
  2. Step 2: Convert to fraction form
    74,155.06/102,342.97 = 41,891.04/x
  3. Step 3: Cross multiply
    74,155.06x = 102,342.97 × 41,891.04
  4. Step 4: Simplify right side
    74,155.06x = 4,287,253,449.99
  5. Step 5: Solve for x
    x = 4,287,253,449.99/74,155.06
  6. Step 6: Final answer
    x = 57,814.71

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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.