Finding the Third Proportional to 68,878.13 and 100,958.63
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Solution
The third proportional to 68,878.13 and 100,958.63 is: 147,980.86
Step by Step Solution
- Step 1: Write the proportion equation
68,878.13 : 100,958.63 = 100,958.63 : x - Step 2: Convert to fraction form
68,878.13/100,958.63 = 100,958.63/x - Step 3: Cross multiply
68,878.13x = 100,958.63 × 100,958.63 - Step 4: Simplify right side
68,878.13x = 10,192,643,961.89 - Step 5: Solve for x
x = 10,192,643,961.89/68,878.13 - Step 6: Final answer
x = 147,980.86
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.