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Finding the Fourth Proportional to 180,002.80, 270,198.60 and 101,270.80

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Solution

The fourth proportional to 180,002.80, 270,198.60 and 101,270.80 is: 152,015.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,002.80 : 270,198.60 = 101,270.80 : x
  2. Step 2: Convert to fraction form
    180,002.80/270,198.60 = 101,270.80/x
  3. Step 3: Cross multiply
    180,002.80x = 270,198.60 × 101,270.80
  4. Step 4: Simplify right side
    180,002.80x = 27,363,228,380.88
  5. Step 5: Solve for x
    x = 27,363,228,380.88/180,002.80
  6. Step 6: Final answer
    x = 152,015.57

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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.