Finding the Third Proportional to 90,258.75 and 135,195.75
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Solution
The third proportional to 90,258.75 and 135,195.75 is: 202,505.47
Step by Step Solution
- Step 1: Write the proportion equation
90,258.75 : 135,195.75 = 135,195.75 : x - Step 2: Convert to fraction form
90,258.75/135,195.75 = 135,195.75/x - Step 3: Cross multiply
90,258.75x = 135,195.75 × 135,195.75 - Step 4: Simplify right side
90,258.75x = 18,277,890,818.06 - Step 5: Solve for x
x = 18,277,890,818.06/90,258.75 - Step 6: Final answer
x = 202,505.47
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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.