Finding the Third Proportional to 156,138.75 and 335,958.75
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Solution
The third proportional to 156,138.75 and 335,958.75 is: 722,871.69
Step by Step Solution
- Step 1: Write the proportion equation
156,138.75 : 335,958.75 = 335,958.75 : x - Step 2: Convert to fraction form
156,138.75/335,958.75 = 335,958.75/x - Step 3: Cross multiply
156,138.75x = 335,958.75 × 335,958.75 - Step 4: Simplify right side
156,138.75x = 112,868,281,701.56 - Step 5: Solve for x
x = 112,868,281,701.56/156,138.75 - Step 6: Final answer
x = 722,871.69
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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.