Finding the Third Proportional to 147,318.75 and 312,163.88
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Solution
The third proportional to 147,318.75 and 312,163.88 is: 661,465.60
Step by Step Solution
- Step 1: Write the proportion equation
147,318.75 : 312,163.88 = 312,163.88 : x - Step 2: Convert to fraction form
147,318.75/312,163.88 = 312,163.88/x - Step 3: Cross multiply
147,318.75x = 312,163.88 × 312,163.88 - Step 4: Simplify right side
147,318.75x = 97,446,284,855.02 - Step 5: Solve for x
x = 97,446,284,855.02/147,318.75 - Step 6: Final answer
x = 661,465.60
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These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.