Home / 75,747.88-104,532.78-41,757.67

Finding the Fourth Proportional to 75,747.88, 104,532.78 and 41,757.67

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Solution

The fourth proportional to 75,747.88, 104,532.78 and 41,757.67 is: 57,625.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,747.88 : 104,532.78 = 41,757.67 : x
  2. Step 2: Convert to fraction form
    75,747.88/104,532.78 = 41,757.67/x
  3. Step 3: Cross multiply
    75,747.88x = 104,532.78 × 41,757.67
  4. Step 4: Simplify right side
    75,747.88x = 4,365,045,331.42
  5. Step 5: Solve for x
    x = 4,365,045,331.42/75,747.88
  6. Step 6: Final answer
    x = 57,625.97

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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.