Home / 75,665.57-104,423.22-41,674.04

Finding the Fourth Proportional to 75,665.57, 104,423.22 and 41,674.04

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Solution

The fourth proportional to 75,665.57, 104,423.22 and 41,674.04 is: 57,512.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,665.57 : 104,423.22 = 41,674.04 : x
  2. Step 2: Convert to fraction form
    75,665.57/104,423.22 = 41,674.04/x
  3. Step 3: Cross multiply
    75,665.57x = 104,423.22 × 41,674.04
  4. Step 4: Simplify right side
    75,665.57x = 4,351,737,551.99
  5. Step 5: Solve for x
    x = 4,351,737,551.99/75,665.57
  6. Step 6: Final answer
    x = 57,512.79

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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.