Home / 204,866.13-282,760.64-133,121.60

Finding the Fourth Proportional to 204,866.13, 282,760.64 and 133,121.60

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Solution

The fourth proportional to 204,866.13, 282,760.64 and 133,121.60 is: 183,737.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,866.13 : 282,760.64 = 133,121.60 : x
  2. Step 2: Convert to fraction form
    204,866.13/282,760.64 = 133,121.60/x
  3. Step 3: Cross multiply
    204,866.13x = 282,760.64 × 133,121.60
  4. Step 4: Simplify right side
    204,866.13x = 37,641,548,813.82
  5. Step 5: Solve for x
    x = 37,641,548,813.82/204,866.13
  6. Step 6: Final answer
    x = 183,737.30

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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.