Finding the Fourth Proportional to 226,384.08, 339,644.02 and 91,378.68
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Solution
The fourth proportional to 226,384.08, 339,644.02 and 91,378.68 is: 137,095.43
Step by Step Solution
- Step 1: Write the proportion equation
226,384.08 : 339,644.02 = 91,378.68 : x - Step 2: Convert to fraction form
226,384.08/339,644.02 = 91,378.68/x - Step 3: Cross multiply
226,384.08x = 339,644.02 × 91,378.68 - Step 4: Simplify right side
226,384.08x = 31,036,222,217.49 - Step 5: Solve for x
x = 31,036,222,217.49/226,384.08 - Step 6: Final answer
x = 137,095.43
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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.