Home / 204,939.21-282,842.03-124,362.09

Finding the Fourth Proportional to 204,939.21, 282,842.03 and 124,362.09

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Solution

The fourth proportional to 204,939.21, 282,842.03 and 124,362.09 is: 171,635.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,939.21 : 282,842.03 = 124,362.09 : x
  2. Step 2: Convert to fraction form
    204,939.21/282,842.03 = 124,362.09/x
  3. Step 3: Cross multiply
    204,939.21x = 282,842.03 × 124,362.09
  4. Step 4: Simplify right side
    204,939.21x = 35,174,825,368.83
  5. Step 5: Solve for x
    x = 35,174,825,368.83/204,939.21
  6. Step 6: Final answer
    x = 171,635.41

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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.