Home / 75,971.35-104,819.10-43,704.28

Finding the Fourth Proportional to 75,971.35, 104,819.10 and 43,704.28

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Solution

The fourth proportional to 75,971.35, 104,819.10 and 43,704.28 is: 60,299.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,971.35 : 104,819.10 = 43,704.28 : x
  2. Step 2: Convert to fraction form
    75,971.35/104,819.10 = 43,704.28/x
  3. Step 3: Cross multiply
    75,971.35x = 104,819.10 × 43,704.28
  4. Step 4: Simplify right side
    75,971.35x = 4,581,043,295.75
  5. Step 5: Solve for x
    x = 4,581,043,295.75/75,971.35
  6. Step 6: Final answer
    x = 60,299.62

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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.