Finding the Fourth Proportional to 227,064.75, 313,349.36 and 126,462.75
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Solution
The fourth proportional to 227,064.75, 313,349.36 and 126,462.75 is: 174,518.60
Step by Step Solution
- Step 1: Write the proportion equation
227,064.75 : 313,349.36 = 126,462.75 : x - Step 2: Convert to fraction form
227,064.75/313,349.36 = 126,462.75/x - Step 3: Cross multiply
227,064.75x = 313,349.36 × 126,462.75 - Step 4: Simplify right side
227,064.75x = 39,627,021,144.03 - Step 5: Solve for x
x = 39,627,021,144.03/227,064.75 - Step 6: Final answer
x = 174,518.60
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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.