Finding the Third Proportional to 63,438.75 and 136,446.75
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Solution
The third proportional to 63,438.75 and 136,446.75 is: 293,475.45
Step by Step Solution
- Step 1: Write the proportion equation
63,438.75 : 136,446.75 = 136,446.75 : x - Step 2: Convert to fraction form
63,438.75/136,446.75 = 136,446.75/x - Step 3: Cross multiply
63,438.75x = 136,446.75 × 136,446.75 - Step 4: Simplify right side
63,438.75x = 18,617,715,585.56 - Step 5: Solve for x
x = 18,617,715,585.56/63,438.75 - Step 6: Final answer
x = 293,475.45
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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.