Home / 75,682.40-113,522.37-25,797.23

Finding the Fourth Proportional to 75,682.40, 113,522.37 and 25,797.23

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Solution

The fourth proportional to 75,682.40, 113,522.37 and 25,797.23 is: 38,695.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,682.40 : 113,522.37 = 25,797.23 : x
  2. Step 2: Convert to fraction form
    75,682.40/113,522.37 = 25,797.23/x
  3. Step 3: Cross multiply
    75,682.40x = 113,522.37 × 25,797.23
  4. Step 4: Simplify right side
    75,682.40x = 2,928,562,121.42
  5. Step 5: Solve for x
    x = 2,928,562,121.42/75,682.40
  6. Step 6: Final answer
    x = 38,695.42

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1.5x scale

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.