Finding the Third Proportional to 145,193.13 and 311,405.13
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Solution
The third proportional to 145,193.13 and 311,405.13 is: 667,890.79
Step by Step Solution
- Step 1: Write the proportion equation
145,193.13 : 311,405.13 = 311,405.13 : x - Step 2: Convert to fraction form
145,193.13/311,405.13 = 311,405.13/x - Step 3: Cross multiply
145,193.13x = 311,405.13 × 311,405.13 - Step 4: Simplify right side
145,193.13x = 96,973,156,741.97 - Step 5: Solve for x
x = 96,973,156,741.97/145,193.13 - Step 6: Final answer
x = 667,890.79
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.