Home / 240,198.37-360,175.14-80,216.75

Finding the Fourth Proportional to 240,198.37, 360,175.14 and 80,216.75

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Solution

The fourth proportional to 240,198.37, 360,175.14 and 80,216.75 is: 120,284.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,198.37 : 360,175.14 = 80,216.75 : x
  2. Step 2: Convert to fraction form
    240,198.37/360,175.14 = 80,216.75/x
  3. Step 3: Cross multiply
    240,198.37x = 360,175.14 × 80,216.75
  4. Step 4: Simplify right side
    240,198.37x = 28,892,080,062.03
  5. Step 5: Solve for x
    x = 28,892,080,062.03/240,198.37
  6. Step 6: Final answer
    x = 120,284.25

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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.