Finding the Third Proportional to 79,539 and 171,531.75
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Solution
The third proportional to 79,539 and 171,531.75 is: 369,920.94
Step by Step Solution
- Step 1: Write the proportion equation
79,539 : 171,531.75 = 171,531.75 : x - Step 2: Convert to fraction form
79,539/171,531.75 = 171,531.75/x - Step 3: Cross multiply
79,539x = 171,531.75 × 171,531.75 - Step 4: Simplify right side
79,539x = 29,423,141,258.06 - Step 5: Solve for x
x = 29,423,141,258.06/79,539 - Step 6: Final answer
x = 369,920.94
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.