Finding the Third Proportional to 81,503.40 and 175,058.09
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Solution
The third proportional to 81,503.40 and 175,058.09 is: 376,000.66
Step by Step Solution
- Step 1: Write the proportion equation
81,503.40 : 175,058.09 = 175,058.09 : x - Step 2: Convert to fraction form
81,503.40/175,058.09 = 175,058.09/x - Step 3: Cross multiply
81,503.40x = 175,058.09 × 175,058.09 - Step 4: Simplify right side
81,503.40x = 30,645,333,452.10 - Step 5: Solve for x
x = 30,645,333,452.10/81,503.40 - Step 6: Final answer
x = 376,000.66
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.