Home / 75,529.87-104,224.22-41,538.42

Finding the Fourth Proportional to 75,529.87, 104,224.22 and 41,538.42

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Solution

The fourth proportional to 75,529.87, 104,224.22 and 41,538.42 is: 57,319.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,529.87 : 104,224.22 = 41,538.42 : x
  2. Step 2: Convert to fraction form
    75,529.87/104,224.22 = 41,538.42/x
  3. Step 3: Cross multiply
    75,529.87x = 104,224.22 × 41,538.42
  4. Step 4: Simplify right side
    75,529.87x = 4,329,309,372.61
  5. Step 5: Solve for x
    x = 4,329,309,372.61/75,529.87
  6. Step 6: Final answer
    x = 57,319.17

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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.