Finding the Third Proportional to 79,788 and 169,944
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Solution
The third proportional to 79,788 and 169,944 is: 361,971.26
Step by Step Solution
- Step 1: Write the proportion equation
79,788 : 169,944 = 169,944 : x - Step 2: Convert to fraction form
79,788/169,944 = 169,944/x - Step 3: Cross multiply
79,788x = 169,944 × 169,944 - Step 4: Simplify right side
79,788x = 28,880,963,136 - Step 5: Solve for x
x = 28,880,963,136/79,788 - Step 6: Final answer
x = 361,971.26
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.