Home / 75,918.53-104,780.41-44,105.90

Finding the Fourth Proportional to 75,918.53, 104,780.41 and 44,105.90

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Solution

The fourth proportional to 75,918.53, 104,780.41 and 44,105.90 is: 60,873.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,918.53 : 104,780.41 = 44,105.90 : x
  2. Step 2: Convert to fraction form
    75,918.53/104,780.41 = 44,105.90/x
  3. Step 3: Cross multiply
    75,918.53x = 104,780.41 × 44,105.90
  4. Step 4: Simplify right side
    75,918.53x = 4,621,433,651.25
  5. Step 5: Solve for x
    x = 4,621,433,651.25/75,918.53
  6. Step 6: Final answer
    x = 60,873.59

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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.