Finding the Fourth Proportional to 164,261.12, 226,680.68 and 88,809.62
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Solution
The fourth proportional to 164,261.12, 226,680.68 and 88,809.62 is: 122,557.46
Step by Step Solution
- Step 1: Write the proportion equation
164,261.12 : 226,680.68 = 88,809.62 : x - Step 2: Convert to fraction form
164,261.12/226,680.68 = 88,809.62/x - Step 3: Cross multiply
164,261.12x = 226,680.68 × 88,809.62 - Step 4: Simplify right side
164,261.12x = 20,131,425,052.14 - Step 5: Solve for x
x = 20,131,425,052.14/164,261.12 - Step 6: Final answer
x = 122,557.46
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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.