Finding the Third Proportional to 120,363.75 and 186,279.75
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Solution
The third proportional to 120,363.75 and 186,279.75 is: 288,293.99
Step by Step Solution
- Step 1: Write the proportion equation
120,363.75 : 186,279.75 = 186,279.75 : x - Step 2: Convert to fraction form
120,363.75/186,279.75 = 186,279.75/x - Step 3: Cross multiply
120,363.75x = 186,279.75 × 186,279.75 - Step 4: Simplify right side
120,363.75x = 34,700,145,260.06 - Step 5: Solve for x
x = 34,700,145,260.06/120,363.75 - Step 6: Final answer
x = 288,293.99
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.