Home / 202,238.11-303,111.19-143,090.83

Finding the Fourth Proportional to 202,238.11, 303,111.19 and 143,090.83

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Solution

The fourth proportional to 202,238.11, 303,111.19 and 143,090.83 is: 214,462.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,238.11 : 303,111.19 = 143,090.83 : x
  2. Step 2: Convert to fraction form
    202,238.11/303,111.19 = 143,090.83/x
  3. Step 3: Cross multiply
    202,238.11x = 303,111.19 × 143,090.83
  4. Step 4: Simplify right side
    202,238.11x = 43,372,431,759.39
  5. Step 5: Solve for x
    x = 43,372,431,759.39/202,238.11
  6. Step 6: Final answer
    x = 214,462.21

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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.