Finding the Fourth Proportional to 151,945.80, 227,918.70 and 134,449.80
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Solution
The fourth proportional to 151,945.80, 227,918.70 and 134,449.80 is: 201,674.70
Step by Step Solution
- Step 1: Write the proportion equation
151,945.80 : 227,918.70 = 134,449.80 : x - Step 2: Convert to fraction form
151,945.80/227,918.70 = 134,449.80/x - Step 3: Cross multiply
151,945.80x = 227,918.70 × 134,449.80 - Step 4: Simplify right side
151,945.80x = 30,643,623,631.26 - Step 5: Solve for x
x = 30,643,623,631.26/151,945.80 - Step 6: Final answer
x = 201,674.70
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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.