Finding the Fourth Proportional to 226,582.16, 339,674.52 and 86,247.44
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Solution
The fourth proportional to 226,582.16, 339,674.52 and 86,247.44 is: 129,295.52
Step by Step Solution
- Step 1: Write the proportion equation
226,582.16 : 339,674.52 = 86,247.44 : x - Step 2: Convert to fraction form
226,582.16/339,674.52 = 86,247.44/x - Step 3: Cross multiply
226,582.16x = 339,674.52 × 86,247.44 - Step 4: Simplify right side
226,582.16x = 29,296,057,783.23 - Step 5: Solve for x
x = 29,296,057,783.23/226,582.16 - Step 6: Final answer
x = 129,295.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.