Finding the Third Proportional to 68,328.50 and 149,091.75
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Solution
The third proportional to 68,328.50 and 149,091.75 is: 325,315.94
Step by Step Solution
- Step 1: Write the proportion equation
68,328.50 : 149,091.75 = 149,091.75 : x - Step 2: Convert to fraction form
68,328.50/149,091.75 = 149,091.75/x - Step 3: Cross multiply
68,328.50x = 149,091.75 × 149,091.75 - Step 4: Simplify right side
68,328.50x = 22,228,349,918.06 - Step 5: Solve for x
x = 22,228,349,918.06/68,328.50 - Step 6: Final answer
x = 325,315.94
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.