Home / 75,498.79-104,185.67-41,507.03

Finding the Fourth Proportional to 75,498.79, 104,185.67 and 41,507.03

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Solution

The fourth proportional to 75,498.79, 104,185.67 and 41,507.03 is: 57,278.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,498.79 : 104,185.67 = 41,507.03 : x
  2. Step 2: Convert to fraction form
    75,498.79/104,185.67 = 41,507.03/x
  3. Step 3: Cross multiply
    75,498.79x = 104,185.67 × 41,507.03
  4. Step 4: Simplify right side
    75,498.79x = 4,324,437,105.56
  5. Step 5: Solve for x
    x = 4,324,437,105.56/75,498.79
  6. Step 6: Final answer
    x = 57,278.23

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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.