Finding the Third Proportional to 64,602.75 and 136,876.88
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Solution
The third proportional to 64,602.75 and 136,876.88 is: 290,007.45
Step by Step Solution
- Step 1: Write the proportion equation
64,602.75 : 136,876.88 = 136,876.88 : x - Step 2: Convert to fraction form
64,602.75/136,876.88 = 136,876.88/x - Step 3: Cross multiply
64,602.75x = 136,876.88 × 136,876.88 - Step 4: Simplify right side
64,602.75x = 18,735,278,909.77 - Step 5: Solve for x
x = 18,735,278,909.77/64,602.75 - Step 6: Final answer
x = 290,007.45
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.