Home / 201,464.24-278,014.83-110,820.20

Finding the Fourth Proportional to 201,464.24, 278,014.83 and 110,820.20

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Solution

The fourth proportional to 201,464.24, 278,014.83 and 110,820.20 is: 152,928.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,464.24 : 278,014.83 = 110,820.20 : x
  2. Step 2: Convert to fraction form
    201,464.24/278,014.83 = 110,820.20/x
  3. Step 3: Cross multiply
    201,464.24x = 278,014.83 × 110,820.20
  4. Step 4: Simplify right side
    201,464.24x = 30,809,659,063.57
  5. Step 5: Solve for x
    x = 30,809,659,063.57/201,464.24
  6. Step 6: Final answer
    x = 152,928.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.