Finding the Third Proportional to 79,287.19 and 167,415.19
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Solution
The third proportional to 79,287.19 and 167,415.19 is: 353,497.78
Step by Step Solution
- Step 1: Write the proportion equation
79,287.19 : 167,415.19 = 167,415.19 : x - Step 2: Convert to fraction form
79,287.19/167,415.19 = 167,415.19/x - Step 3: Cross multiply
79,287.19x = 167,415.19 × 167,415.19 - Step 4: Simplify right side
79,287.19x = 28,027,845,005.66 - Step 5: Solve for x
x = 28,027,845,005.66/79,287.19 - Step 6: Final answer
x = 353,497.78
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Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.