Finding the Third Proportional to 158,357 and 345,118
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Solution
The third proportional to 158,357 and 345,118 is: 752,138.74
Step by Step Solution
- Step 1: Write the proportion equation
158,357 : 345,118 = 345,118 : x - Step 2: Convert to fraction form
158,357/345,118 = 345,118/x - Step 3: Cross multiply
158,357x = 345,118 × 345,118 - Step 4: Simplify right side
158,357x = 119,106,433,924 - Step 5: Solve for x
x = 119,106,433,924/158,357 - Step 6: Final answer
x = 752,138.74
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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.