Finding the Third Proportional to 76,988.25 and 122,595.75
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Solution
The third proportional to 76,988.25 and 122,595.75 is: 195,220.93
Step by Step Solution
- Step 1: Write the proportion equation
76,988.25 : 122,595.75 = 122,595.75 : x - Step 2: Convert to fraction form
76,988.25/122,595.75 = 122,595.75/x - Step 3: Cross multiply
76,988.25x = 122,595.75 × 122,595.75 - Step 4: Simplify right side
76,988.25x = 15,029,717,918.06 - Step 5: Solve for x
x = 15,029,717,918.06/76,988.25 - Step 6: Final answer
x = 195,220.93
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.