Home / 252,022.11-347,786.44-137,302.12

Finding the Fourth Proportional to 252,022.11, 347,786.44 and 137,302.12

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Solution

The fourth proportional to 252,022.11, 347,786.44 and 137,302.12 is: 189,474.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,022.11 : 347,786.44 = 137,302.12 : x
  2. Step 2: Convert to fraction form
    252,022.11/347,786.44 = 137,302.12/x
  3. Step 3: Cross multiply
    252,022.11x = 347,786.44 × 137,302.12
  4. Step 4: Simplify right side
    252,022.11x = 47,751,816,588.88
  5. Step 5: Solve for x
    x = 47,751,816,588.88/252,022.11
  6. Step 6: Final answer
    x = 189,474.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.