Finding the Third Proportional to 128,097.50 and 204,637.75
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Solution
The third proportional to 128,097.50 and 204,637.75 is: 326,911.99
Step by Step Solution
- Step 1: Write the proportion equation
128,097.50 : 204,637.75 = 204,637.75 : x - Step 2: Convert to fraction form
128,097.50/204,637.75 = 204,637.75/x - Step 3: Cross multiply
128,097.50x = 204,637.75 × 204,637.75 - Step 4: Simplify right side
128,097.50x = 41,876,608,725.06 - Step 5: Solve for x
x = 41,876,608,725.06/128,097.50 - Step 6: Final answer
x = 326,911.99
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These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.