Finding the Fourth Proportional to 164,553.36, 227,083.80 and 89,101.68
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Solution
The fourth proportional to 164,553.36, 227,083.80 and 89,101.68 is: 122,960.41
Step by Step Solution
- Step 1: Write the proportion equation
164,553.36 : 227,083.80 = 89,101.68 : x - Step 2: Convert to fraction form
164,553.36/227,083.80 = 89,101.68/x - Step 3: Cross multiply
164,553.36x = 227,083.80 × 89,101.68 - Step 4: Simplify right side
164,553.36x = 20,233,548,080.78 - Step 5: Solve for x
x = 20,233,548,080.78/164,553.36 - Step 6: Final answer
x = 122,960.41
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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.