Finding the Third Proportional to 129,341.25 and 281,463.75
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Solution
The third proportional to 129,341.25 and 281,463.75 is: 612,502.53
Step by Step Solution
- Step 1: Write the proportion equation
129,341.25 : 281,463.75 = 281,463.75 : x - Step 2: Convert to fraction form
129,341.25/281,463.75 = 281,463.75/x - Step 3: Cross multiply
129,341.25x = 281,463.75 × 281,463.75 - Step 4: Simplify right side
129,341.25x = 79,221,842,564.06 - Step 5: Solve for x
x = 79,221,842,564.06/129,341.25 - Step 6: Final answer
x = 612,502.53
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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.