Finding the Third Proportional to 106,990 and 165,575
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Solution
The third proportional to 106,990 and 165,575 is: 256,239.65
Step by Step Solution
- Step 1: Write the proportion equation
106,990 : 165,575 = 165,575 : x - Step 2: Convert to fraction form
106,990/165,575 = 165,575/x - Step 3: Cross multiply
106,990x = 165,575 × 165,575 - Step 4: Simplify right side
106,990x = 27,415,080,625 - Step 5: Solve for x
x = 27,415,080,625/106,990 - Step 6: Final answer
x = 256,239.65
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.