Finding the Fourth Proportional to 226,265.11, 339,471.39 and 107,921.05
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Solution
The fourth proportional to 226,265.11, 339,471.39 and 107,921.05 is: 161,916.74
Step by Step Solution
- Step 1: Write the proportion equation
226,265.11 : 339,471.39 = 107,921.05 : x - Step 2: Convert to fraction form
226,265.11/339,471.39 = 107,921.05/x - Step 3: Cross multiply
226,265.11x = 339,471.39 × 107,921.05 - Step 4: Simplify right side
226,265.11x = 36,636,108,853.76 - Step 5: Solve for x
x = 36,636,108,853.76/226,265.11 - Step 6: Final answer
x = 161,916.74
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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.