Finding the Third Proportional to 155,175.75 and 219,651.75
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Solution
The third proportional to 155,175.75 and 219,651.75 is: 310,917.73
Step by Step Solution
- Step 1: Write the proportion equation
155,175.75 : 219,651.75 = 219,651.75 : x - Step 2: Convert to fraction form
155,175.75/219,651.75 = 219,651.75/x - Step 3: Cross multiply
155,175.75x = 219,651.75 × 219,651.75 - Step 4: Simplify right side
155,175.75x = 48,246,891,278.06 - Step 5: Solve for x
x = 48,246,891,278.06/155,175.75 - Step 6: Final answer
x = 310,917.73
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These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.