Home / 100,284.20-150,344.21-50,303.96

Finding the Fourth Proportional to 100,284.20, 150,344.21 and 50,303.96

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Solution

The fourth proportional to 100,284.20, 150,344.21 and 50,303.96 is: 75,414.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,284.20 : 150,344.21 = 50,303.96 : x
  2. Step 2: Convert to fraction form
    100,284.20/150,344.21 = 50,303.96/x
  3. Step 3: Cross multiply
    100,284.20x = 150,344.21 × 50,303.96
  4. Step 4: Simplify right side
    100,284.20x = 7,562,908,500.11
  5. Step 5: Solve for x
    x = 7,562,908,500.11/100,284.20
  6. Step 6: Final answer
    x = 75,414.76

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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.