Home / 209,213.26-313,822.08-82,884.25

Finding the Fourth Proportional to 209,213.26, 313,822.08 and 82,884.25

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Solution

The fourth proportional to 209,213.26, 313,822.08 and 82,884.25 is: 124,327.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,213.26 : 313,822.08 = 82,884.25 : x
  2. Step 2: Convert to fraction form
    209,213.26/313,822.08 = 82,884.25/x
  3. Step 3: Cross multiply
    209,213.26x = 313,822.08 × 82,884.25
  4. Step 4: Simplify right side
    209,213.26x = 26,010,907,734.24
  5. Step 5: Solve for x
    x = 26,010,907,734.24/209,213.26
  6. Step 6: Final answer
    x = 124,327.24

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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.