Home / 204,835.96-282,513.38-133,238.85

Finding the Fourth Proportional to 204,835.96, 282,513.38 and 133,238.85

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Solution

The fourth proportional to 204,835.96, 282,513.38 and 133,238.85 is: 183,765.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,835.96 : 282,513.38 = 133,238.85 : x
  2. Step 2: Convert to fraction form
    204,835.96/282,513.38 = 133,238.85/x
  3. Step 3: Cross multiply
    204,835.96x = 282,513.38 × 133,238.85
  4. Step 4: Simplify right side
    204,835.96x = 37,641,757,860.81
  5. Step 5: Solve for x
    x = 37,641,757,860.81/204,835.96
  6. Step 6: Final answer
    x = 183,765.38

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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.