Home / 75,286.10-112,900.46-25,352.80

Finding the Fourth Proportional to 75,286.10, 112,900.46 and 25,352.80

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Solution

The fourth proportional to 75,286.10, 112,900.46 and 25,352.80 is: 38,019.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,286.10 : 112,900.46 = 25,352.80 : x
  2. Step 2: Convert to fraction form
    75,286.10/112,900.46 = 25,352.80/x
  3. Step 3: Cross multiply
    75,286.10x = 112,900.46 × 25,352.80
  4. Step 4: Simplify right side
    75,286.10x = 2,862,342,782.29
  5. Step 5: Solve for x
    x = 2,862,342,782.29/75,286.10
  6. Step 6: Final answer
    x = 38,019.54

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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.