Home / 75,845.22-104,665.69-41,854

Finding the Fourth Proportional to 75,845.22, 104,665.69 and 41,854

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Solution

The fourth proportional to 75,845.22, 104,665.69 and 41,854 is: 57,758.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,845.22 : 104,665.69 = 41,854 : x
  2. Step 2: Convert to fraction form
    75,845.22/104,665.69 = 41,854/x
  3. Step 3: Cross multiply
    75,845.22x = 104,665.69 × 41,854
  4. Step 4: Simplify right side
    75,845.22x = 4,380,677,789.26
  5. Step 5: Solve for x
    x = 4,380,677,789.26/75,845.22
  6. Step 6: Final answer
    x = 57,758.13

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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.