Finding the Third Proportional to 135,931.50 and 203,721.75
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Solution
The third proportional to 135,931.50 and 203,721.75 is: 305,319.60
Step by Step Solution
- Step 1: Write the proportion equation
135,931.50 : 203,721.75 = 203,721.75 : x - Step 2: Convert to fraction form
135,931.50/203,721.75 = 203,721.75/x - Step 3: Cross multiply
135,931.50x = 203,721.75 × 203,721.75 - Step 4: Simplify right side
135,931.50x = 41,502,551,423.06 - Step 5: Solve for x
x = 41,502,551,423.06/135,931.50 - Step 6: Final answer
x = 305,319.60
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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.