Home / 188,466.22-282,588.60-76,150

Finding the Fourth Proportional to 188,466.22, 282,588.60 and 76,150

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Solution

The fourth proportional to 188,466.22, 282,588.60 and 76,150 is: 114,180.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,466.22 : 282,588.60 = 76,150 : x
  2. Step 2: Convert to fraction form
    188,466.22/282,588.60 = 76,150/x
  3. Step 3: Cross multiply
    188,466.22x = 282,588.60 × 76,150
  4. Step 4: Simplify right side
    188,466.22x = 21,519,121,890
  5. Step 5: Solve for x
    x = 21,519,121,890/188,466.22
  6. Step 6: Final answer
    x = 114,180.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.