Finding the Third Proportional to 91,766.75 and 129,229.75
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Solution
The third proportional to 91,766.75 and 129,229.75 is: 181,986.70
Step by Step Solution
- Step 1: Write the proportion equation
91,766.75 : 129,229.75 = 129,229.75 : x - Step 2: Convert to fraction form
91,766.75/129,229.75 = 129,229.75/x - Step 3: Cross multiply
91,766.75x = 129,229.75 × 129,229.75 - Step 4: Simplify right side
91,766.75x = 16,700,328,285.06 - Step 5: Solve for x
x = 16,700,328,285.06/91,766.75 - Step 6: Final answer
x = 181,986.70
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These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.