Finding the Fourth Proportional to 135,047.55, 202,571.48 and 35,207.66
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Solution
The fourth proportional to 135,047.55, 202,571.48 and 35,207.66 is: 52,811.53
Step by Step Solution
- Step 1: Write the proportion equation
135,047.55 : 202,571.48 = 35,207.66 : x - Step 2: Convert to fraction form
135,047.55/202,571.48 = 35,207.66/x - Step 3: Cross multiply
135,047.55x = 202,571.48 × 35,207.66 - Step 4: Simplify right side
135,047.55x = 7,132,068,387.98 - Step 5: Solve for x
x = 7,132,068,387.98/135,047.55 - Step 6: Final answer
x = 52,811.53
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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.