Home / 75,512.87-104,210.03-41,519.60

Finding the Fourth Proportional to 75,512.87, 104,210.03 and 41,519.60

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Solution

The fourth proportional to 75,512.87, 104,210.03 and 41,519.60 is: 57,298.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,512.87 : 104,210.03 = 41,519.60 : x
  2. Step 2: Convert to fraction form
    75,512.87/104,210.03 = 41,519.60/x
  3. Step 3: Cross multiply
    75,512.87x = 104,210.03 × 41,519.60
  4. Step 4: Simplify right side
    75,512.87x = 4,326,758,553.99
  5. Step 5: Solve for x
    x = 4,326,758,553.99/75,512.87
  6. Step 6: Final answer
    x = 57,298.29

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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.