Home / 75,787.45-104,584.78-41,794.85

Finding the Fourth Proportional to 75,787.45, 104,584.78 and 41,794.85

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Solution

The fourth proportional to 75,787.45, 104,584.78 and 41,794.85 is: 57,675.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,787.45 : 104,584.78 = 41,794.85 : x
  2. Step 2: Convert to fraction form
    75,787.45/104,584.78 = 41,794.85/x
  3. Step 3: Cross multiply
    75,787.45x = 104,584.78 × 41,794.85
  4. Step 4: Simplify right side
    75,787.45x = 4,371,105,192.38
  5. Step 5: Solve for x
    x = 4,371,105,192.38/75,787.45
  6. Step 6: Final answer
    x = 57,675.84

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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.