Finding the Third Proportional to 66,620 and 141,871
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Solution
The third proportional to 66,620 and 141,871 is: 302,122.20
Step by Step Solution
- Step 1: Write the proportion equation
66,620 : 141,871 = 141,871 : x - Step 2: Convert to fraction form
66,620/141,871 = 141,871/x - Step 3: Cross multiply
66,620x = 141,871 × 141,871 - Step 4: Simplify right side
66,620x = 20,127,380,641 - Step 5: Solve for x
x = 20,127,380,641/66,620 - Step 6: Final answer
x = 302,122.20
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These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.