Finding the Fourth Proportional to 227,528.96, 313,996.56 and 125,561.12
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Solution
The fourth proportional to 227,528.96, 313,996.56 and 125,561.12 is: 173,277.99
Step by Step Solution
- Step 1: Write the proportion equation
227,528.96 : 313,996.56 = 125,561.12 : x - Step 2: Convert to fraction form
227,528.96/313,996.56 = 125,561.12/x - Step 3: Cross multiply
227,528.96x = 313,996.56 × 125,561.12 - Step 4: Simplify right side
227,528.96x = 39,425,759,749.75 - Step 5: Solve for x
x = 39,425,759,749.75/227,528.96 - Step 6: Final answer
x = 173,277.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.