Finding the Fourth Proportional to 227,203.68, 313,541.36 and 131,765.80
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Solution
The fourth proportional to 227,203.68, 313,541.36 and 131,765.80 is: 181,836.97
Step by Step Solution
- Step 1: Write the proportion equation
227,203.68 : 313,541.36 = 131,765.80 : x - Step 2: Convert to fraction form
227,203.68/313,541.36 = 131,765.80/x - Step 3: Cross multiply
227,203.68x = 313,541.36 × 131,765.80 - Step 4: Simplify right side
227,203.68x = 41,314,028,133.49 - Step 5: Solve for x
x = 41,314,028,133.49/227,203.68 - Step 6: Final answer
x = 181,836.97
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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.