Finding the Third Proportional to 55,550 and 122,178
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Solution
The third proportional to 55,550 and 122,178 is: 268,721.22
Step by Step Solution
- Step 1: Write the proportion equation
55,550 : 122,178 = 122,178 : x - Step 2: Convert to fraction form
55,550/122,178 = 122,178/x - Step 3: Cross multiply
55,550x = 122,178 × 122,178 - Step 4: Simplify right side
55,550x = 14,927,463,684 - Step 5: Solve for x
x = 14,927,463,684/55,550 - Step 6: Final answer
x = 268,721.22
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.