Finding the Third Proportional to 69,675.75 and 154,653.75
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Solution
The third proportional to 69,675.75 and 154,653.75 is: 343,272.69
Step by Step Solution
- Step 1: Write the proportion equation
69,675.75 : 154,653.75 = 154,653.75 : x - Step 2: Convert to fraction form
69,675.75/154,653.75 = 154,653.75/x - Step 3: Cross multiply
69,675.75x = 154,653.75 × 154,653.75 - Step 4: Simplify right side
69,675.75x = 23,917,782,389.06 - Step 5: Solve for x
x = 23,917,782,389.06/69,675.75 - Step 6: Final answer
x = 343,272.69
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.