Finding the Fourth Proportional to 202,471.80, 303,837.30 and 118,231.80
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Solution
The fourth proportional to 202,471.80, 303,837.30 and 118,231.80 is: 177,423.38
Step by Step Solution
- Step 1: Write the proportion equation
202,471.80 : 303,837.30 = 118,231.80 : x - Step 2: Convert to fraction form
202,471.80/303,837.30 = 118,231.80/x - Step 3: Cross multiply
202,471.80x = 303,837.30 × 118,231.80 - Step 4: Simplify right side
202,471.80x = 35,923,230,886.14 - Step 5: Solve for x
x = 35,923,230,886.14/202,471.80 - Step 6: Final answer
x = 177,423.38
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1.5x scale
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.