Finding the Fourth Proportional to 227,524.66, 313,971.76 and 125,530.13
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Solution
The fourth proportional to 227,524.66, 313,971.76 and 125,530.13 is: 173,224.82
Step by Step Solution
- Step 1: Write the proportion equation
227,524.66 : 313,971.76 = 125,530.13 : x - Step 2: Convert to fraction form
227,524.66/313,971.76 = 125,530.13/x - Step 3: Cross multiply
227,524.66x = 313,971.76 × 125,530.13 - Step 4: Simplify right side
227,524.66x = 39,412,916,790.97 - Step 5: Solve for x
x = 39,412,916,790.97/227,524.66 - Step 6: Final answer
x = 173,224.82
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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.