Home / 204,588.93-282,321.61-112,690.33

Finding the Fourth Proportional to 204,588.93, 282,321.61 and 112,690.33

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Solution

The fourth proportional to 204,588.93, 282,321.61 and 112,690.33 is: 155,506.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,588.93 : 282,321.61 = 112,690.33 : x
  2. Step 2: Convert to fraction form
    204,588.93/282,321.61 = 112,690.33/x
  3. Step 3: Cross multiply
    204,588.93x = 282,321.61 × 112,690.33
  4. Step 4: Simplify right side
    204,588.93x = 31,814,915,397.03
  5. Step 5: Solve for x
    x = 31,814,915,397.03/204,588.93
  6. Step 6: Final answer
    x = 155,506.53

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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.