Finding the Third Proportional to 87,972.75 and 136,302.75
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Solution
The third proportional to 87,972.75 and 136,302.75 is: 211,184.03
Step by Step Solution
- Step 1: Write the proportion equation
87,972.75 : 136,302.75 = 136,302.75 : x - Step 2: Convert to fraction form
87,972.75/136,302.75 = 136,302.75/x - Step 3: Cross multiply
87,972.75x = 136,302.75 × 136,302.75 - Step 4: Simplify right side
87,972.75x = 18,578,439,657.56 - Step 5: Solve for x
x = 18,578,439,657.56/87,972.75 - Step 6: Final answer
x = 211,184.03
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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.