Home / 75,028.92-103,538.68-41,036.56

Finding the Fourth Proportional to 75,028.92, 103,538.68 and 41,036.56

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Solution

The fourth proportional to 75,028.92, 103,538.68 and 41,036.56 is: 56,629.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,028.92 : 103,538.68 = 41,036.56 : x
  2. Step 2: Convert to fraction form
    75,028.92/103,538.68 = 41,036.56/x
  3. Step 3: Cross multiply
    75,028.92x = 103,538.68 × 41,036.56
  4. Step 4: Simplify right side
    75,028.92x = 4,248,871,254.14
  5. Step 5: Solve for x
    x = 4,248,871,254.14/75,028.92
  6. Step 6: Final answer
    x = 56,629.78

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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.