Home / 75,876.45-104,705.03-41,884.10

Finding the Fourth Proportional to 75,876.45, 104,705.03 and 41,884.10

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Solution

The fourth proportional to 75,876.45, 104,705.03 and 41,884.10 is: 57,797.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,876.45 : 104,705.03 = 41,884.10 : x
  2. Step 2: Convert to fraction form
    75,876.45/104,705.03 = 41,884.10/x
  3. Step 3: Cross multiply
    75,876.45x = 104,705.03 × 41,884.10
  4. Step 4: Simplify right side
    75,876.45x = 4,385,475,737.60
  5. Step 5: Solve for x
    x = 4,385,475,737.60/75,876.45
  6. Step 6: Final answer
    x = 57,797.59

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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.