Finding the Third Proportional to 81,193.75 and 119,329.75
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Solution
The third proportional to 81,193.75 and 119,329.75 is: 175,377.90
Step by Step Solution
- Step 1: Write the proportion equation
81,193.75 : 119,329.75 = 119,329.75 : x - Step 2: Convert to fraction form
81,193.75/119,329.75 = 119,329.75/x - Step 3: Cross multiply
81,193.75x = 119,329.75 × 119,329.75 - Step 4: Simplify right side
81,193.75x = 14,239,589,235.06 - Step 5: Solve for x
x = 14,239,589,235.06/81,193.75 - Step 6: Final answer
x = 175,377.90
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.