Home / 75,399.30-113,052.51-25,474.68

Finding the Fourth Proportional to 75,399.30, 113,052.51 and 25,474.68

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Solution

The fourth proportional to 75,399.30, 113,052.51 and 25,474.68 is: 38,196.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,399.30 : 113,052.51 = 25,474.68 : x
  2. Step 2: Convert to fraction form
    75,399.30/113,052.51 = 25,474.68/x
  3. Step 3: Cross multiply
    75,399.30x = 113,052.51 × 25,474.68
  4. Step 4: Simplify right side
    75,399.30x = 2,879,976,515.45
  5. Step 5: Solve for x
    x = 2,879,976,515.45/75,399.30
  6. Step 6: Final answer
    x = 38,196.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.