Finding the Third Proportional to 189,063.75 and 292,890.75
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Solution
The third proportional to 189,063.75 and 292,890.75 is: 453,735.80
Step by Step Solution
- Step 1: Write the proportion equation
189,063.75 : 292,890.75 = 292,890.75 : x - Step 2: Convert to fraction form
189,063.75/292,890.75 = 292,890.75/x - Step 3: Cross multiply
189,063.75x = 292,890.75 × 292,890.75 - Step 4: Simplify right side
189,063.75x = 85,784,991,435.56 - Step 5: Solve for x
x = 85,784,991,435.56/189,063.75 - Step 6: Final answer
x = 453,735.80
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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.