Finding the Third Proportional to 68,268.75 and 99,804.75
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Solution
The third proportional to 68,268.75 and 99,804.75 is: 145,908.46
Step by Step Solution
- Step 1: Write the proportion equation
68,268.75 : 99,804.75 = 99,804.75 : x - Step 2: Convert to fraction form
68,268.75/99,804.75 = 99,804.75/x - Step 3: Cross multiply
68,268.75x = 99,804.75 × 99,804.75 - Step 4: Simplify right side
68,268.75x = 9,960,988,122.56 - Step 5: Solve for x
x = 9,960,988,122.56/68,268.75 - Step 6: Final answer
x = 145,908.46
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.