Home / 126,961.03-190,466.43-46,999.61

Finding the Fourth Proportional to 126,961.03, 190,466.43 and 46,999.61

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Solution

The fourth proportional to 126,961.03, 190,466.43 and 46,999.61 is: 70,508.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,961.03 : 190,466.43 = 46,999.61 : x
  2. Step 2: Convert to fraction form
    126,961.03/190,466.43 = 46,999.61/x
  3. Step 3: Cross multiply
    126,961.03x = 190,466.43 × 46,999.61
  4. Step 4: Simplify right side
    126,961.03x = 8,951,846,975.76
  5. Step 5: Solve for x
    x = 8,951,846,975.76/126,961.03
  6. Step 6: Final answer
    x = 70,508.62

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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.