Finding the Fourth Proportional to 135,003.26, 202,502.38 and 40,297.70
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Solution
The fourth proportional to 135,003.26, 202,502.38 and 40,297.70 is: 60,445.81
Step by Step Solution
- Step 1: Write the proportion equation
135,003.26 : 202,502.38 = 40,297.70 : x - Step 2: Convert to fraction form
135,003.26/202,502.38 = 40,297.70/x - Step 3: Cross multiply
135,003.26x = 202,502.38 × 40,297.70 - Step 4: Simplify right side
135,003.26x = 8,160,380,639.60 - Step 5: Solve for x
x = 8,160,380,639.60/135,003.26 - Step 6: Final answer
x = 60,445.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.