Finding the Third Proportional to 72,331.97 and 158,981.03
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Solution
The third proportional to 72,331.97 and 158,981.03 is: 349,430.12
Step by Step Solution
- Step 1: Write the proportion equation
72,331.97 : 158,981.03 = 158,981.03 : x - Step 2: Convert to fraction form
72,331.97/158,981.03 = 158,981.03/x - Step 3: Cross multiply
72,331.97x = 158,981.03 × 158,981.03 - Step 4: Simplify right side
72,331.97x = 25,274,968,297.31 - Step 5: Solve for x
x = 25,274,968,297.31/72,331.97 - Step 6: Final answer
x = 349,430.12
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.