Finding the Third Proportional to 69,577.50 and 148,992.75
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Solution
The third proportional to 69,577.50 and 148,992.75 is: 319,051.99
Step by Step Solution
- Step 1: Write the proportion equation
69,577.50 : 148,992.75 = 148,992.75 : x - Step 2: Convert to fraction form
69,577.50/148,992.75 = 148,992.75/x - Step 3: Cross multiply
69,577.50x = 148,992.75 × 148,992.75 - Step 4: Simplify right side
69,577.50x = 22,198,839,552.56 - Step 5: Solve for x
x = 22,198,839,552.56/69,577.50 - Step 6: Final answer
x = 319,051.99
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.