Finding the Fourth Proportional to 126,911.10, 190,367.09 and 32,141.26
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Solution
The fourth proportional to 126,911.10, 190,367.09 and 32,141.26 is: 48,212.00
Step by Step Solution
- Step 1: Write the proportion equation
126,911.10 : 190,367.09 = 32,141.26 : x - Step 2: Convert to fraction form
126,911.10/190,367.09 = 32,141.26/x - Step 3: Cross multiply
126,911.10x = 190,367.09 × 32,141.26 - Step 4: Simplify right side
126,911.10x = 6,118,638,135.13 - Step 5: Solve for x
x = 6,118,638,135.13/126,911.10 - Step 6: Final answer
x = 48,212.00
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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.