Finding the Third Proportional to 51,318.75 and 76,770.75
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Solution
The third proportional to 51,318.75 and 76,770.75 is: 114,845.90
Step by Step Solution
- Step 1: Write the proportion equation
51,318.75 : 76,770.75 = 76,770.75 : x - Step 2: Convert to fraction form
51,318.75/76,770.75 = 76,770.75/x - Step 3: Cross multiply
51,318.75x = 76,770.75 × 76,770.75 - Step 4: Simplify right side
51,318.75x = 5,893,748,055.56 - Step 5: Solve for x
x = 5,893,748,055.56/51,318.75 - Step 6: Final answer
x = 114,845.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.