Finding the Third Proportional to 71,523.21 and 108,205.45
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Solution
The third proportional to 71,523.21 and 108,205.45 is: 163,700.99
Step by Step Solution
- Step 1: Write the proportion equation
71,523.21 : 108,205.45 = 108,205.45 : x - Step 2: Convert to fraction form
71,523.21/108,205.45 = 108,205.45/x - Step 3: Cross multiply
71,523.21x = 108,205.45 × 108,205.45 - Step 4: Simplify right side
71,523.21x = 11,708,420,085.99 - Step 5: Solve for x
x = 11,708,420,085.99/71,523.21 - Step 6: Final answer
x = 163,700.99
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.