Finding the Fourth Proportional to 126,845.40, 190,252.98 and 33,358.44
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Solution
The fourth proportional to 126,845.40, 190,252.98 and 33,358.44 is: 50,033.68
Step by Step Solution
- Step 1: Write the proportion equation
126,845.40 : 190,252.98 = 33,358.44 : x - Step 2: Convert to fraction form
126,845.40/190,252.98 = 33,358.44/x - Step 3: Cross multiply
126,845.40x = 190,252.98 × 33,358.44 - Step 4: Simplify right side
126,845.40x = 6,346,542,618.15 - Step 5: Solve for x
x = 6,346,542,618.15/126,845.40 - Step 6: Final answer
x = 50,033.68
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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.