Home / 204,661.89-282,457.94-119,778.75

Finding the Fourth Proportional to 204,661.89, 282,457.94 and 119,778.75

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Solution

The fourth proportional to 204,661.89, 282,457.94 and 119,778.75 is: 165,309.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,661.89 : 282,457.94 = 119,778.75 : x
  2. Step 2: Convert to fraction form
    204,661.89/282,457.94 = 119,778.75/x
  3. Step 3: Cross multiply
    204,661.89x = 282,457.94 × 119,778.75
  4. Step 4: Simplify right side
    204,661.89x = 33,832,458,381.88
  5. Step 5: Solve for x
    x = 33,832,458,381.88/204,661.89
  6. Step 6: Final answer
    x = 165,309.03

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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.