Home / 70,249.20-105,337.35-25,853.10

Finding the Fourth Proportional to 70,249.20, 105,337.35 and 25,853.10

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Solution

The fourth proportional to 70,249.20, 105,337.35 and 25,853.10 is: 38,766.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,249.20 : 105,337.35 = 25,853.10 : x
  2. Step 2: Convert to fraction form
    70,249.20/105,337.35 = 25,853.10/x
  3. Step 3: Cross multiply
    70,249.20x = 105,337.35 × 25,853.10
  4. Step 4: Simplify right side
    70,249.20x = 2,723,297,043.29
  5. Step 5: Solve for x
    x = 2,723,297,043.29/70,249.20
  6. Step 6: Final answer
    x = 38,766.24

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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.