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Finding the Fourth Proportional to 180,469.62, 270,611.08 and 79,226.24

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Solution

The fourth proportional to 180,469.62, 270,611.08 and 79,226.24 is: 118,798.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,469.62 : 270,611.08 = 79,226.24 : x
  2. Step 2: Convert to fraction form
    180,469.62/270,611.08 = 79,226.24/x
  3. Step 3: Cross multiply
    180,469.62x = 270,611.08 × 79,226.24
  4. Step 4: Simplify right side
    180,469.62x = 21,439,496,819.62
  5. Step 5: Solve for x
    x = 21,439,496,819.62/180,469.62
  6. Step 6: Final answer
    x = 118,798.37

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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.