Home / 75,682.60-104,450.19-41,694.57

Finding the Fourth Proportional to 75,682.60, 104,450.19 and 41,694.57

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Solution

The fourth proportional to 75,682.60, 104,450.19 and 41,694.57 is: 57,543.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,682.60 : 104,450.19 = 41,694.57 : x
  2. Step 2: Convert to fraction form
    75,682.60/104,450.19 = 41,694.57/x
  3. Step 3: Cross multiply
    75,682.60x = 104,450.19 × 41,694.57
  4. Step 4: Simplify right side
    75,682.60x = 4,355,005,758.47
  5. Step 5: Solve for x
    x = 4,355,005,758.47/75,682.60
  6. Step 6: Final answer
    x = 57,543.03

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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.