Finding the Fourth Proportional to 164,267.91, 226,689.26 and 91,670.03
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Solution
The fourth proportional to 164,267.91, 226,689.26 and 91,670.03 is: 126,504.38
Step by Step Solution
- Step 1: Write the proportion equation
164,267.91 : 226,689.26 = 91,670.03 : x - Step 2: Convert to fraction form
164,267.91/226,689.26 = 91,670.03/x - Step 3: Cross multiply
164,267.91x = 226,689.26 × 91,670.03 - Step 4: Simplify right side
164,267.91x = 20,780,609,673.08 - Step 5: Solve for x
x = 20,780,609,673.08/164,267.91 - Step 6: Final answer
x = 126,504.38
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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.