Finding the Third Proportional to 81,224 and 121,836
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Solution
The third proportional to 81,224 and 121,836 is: 182,754
Step by Step Solution
- Step 1: Write the proportion equation
81,224 : 121,836 = 121,836 : x - Step 2: Convert to fraction form
81,224/121,836 = 121,836/x - Step 3: Cross multiply
81,224x = 121,836 × 121,836 - Step 4: Simplify right side
81,224x = 14,844,010,896 - Step 5: Solve for x
x = 14,844,010,896/81,224 - Step 6: Final answer
x = 182,754
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.