Home / 213,022.22-295,213.37-210,015.50

Finding the Fourth Proportional to 213,022.22, 295,213.37 and 210,015.50

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Solution

The fourth proportional to 213,022.22, 295,213.37 and 210,015.50 is: 291,046.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,022.22 : 295,213.37 = 210,015.50 : x
  2. Step 2: Convert to fraction form
    213,022.22/295,213.37 = 210,015.50/x
  3. Step 3: Cross multiply
    213,022.22x = 295,213.37 × 210,015.50
  4. Step 4: Simplify right side
    213,022.22x = 61,999,382,457.16
  5. Step 5: Solve for x
    x = 61,999,382,457.16/213,022.22
  6. Step 6: Final answer
    x = 291,046.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.