Home / 240,230.10-360,388.44-80,290.24

Finding the Fourth Proportional to 240,230.10, 360,388.44 and 80,290.24

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Solution

The fourth proportional to 240,230.10, 360,388.44 and 80,290.24 is: 120,449.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,230.10 : 360,388.44 = 80,290.24 : x
  2. Step 2: Convert to fraction form
    240,230.10/360,388.44 = 80,290.24/x
  3. Step 3: Cross multiply
    240,230.10x = 360,388.44 × 80,290.24
  4. Step 4: Simplify right side
    240,230.10x = 28,935,673,439.85
  5. Step 5: Solve for x
    x = 28,935,673,439.85/240,230.10
  6. Step 6: Final answer
    x = 120,449.82

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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.