Finding the Third Proportional to 68,855.63 and 145,977.75
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Solution
The third proportional to 68,855.63 and 145,977.75 is: 309,480.94
Step by Step Solution
- Step 1: Write the proportion equation
68,855.63 : 145,977.75 = 145,977.75 : x - Step 2: Convert to fraction form
68,855.63/145,977.75 = 145,977.75/x - Step 3: Cross multiply
68,855.63x = 145,977.75 × 145,977.75 - Step 4: Simplify right side
68,855.63x = 21,309,503,495.06 - Step 5: Solve for x
x = 21,309,503,495.06/68,855.63 - Step 6: Final answer
x = 309,480.94
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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.