Finding the Third Proportional to 99,153 and 217,989
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Solution
The third proportional to 99,153 and 217,989 is: 479,251.30
Step by Step Solution
- Step 1: Write the proportion equation
99,153 : 217,989 = 217,989 : x - Step 2: Convert to fraction form
99,153/217,989 = 217,989/x - Step 3: Cross multiply
99,153x = 217,989 × 217,989 - Step 4: Simplify right side
99,153x = 47,519,204,121 - Step 5: Solve for x
x = 47,519,204,121/99,153 - Step 6: Final answer
x = 479,251.30
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.