Finding the Fourth Proportional to 222,269.77, 306,732.99 and 120,295.23
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Solution
The fourth proportional to 222,269.77, 306,732.99 and 120,295.23 is: 166,007.80
Step by Step Solution
- Step 1: Write the proportion equation
222,269.77 : 306,732.99 = 120,295.23 : x - Step 2: Convert to fraction form
222,269.77/306,732.99 = 120,295.23/x - Step 3: Cross multiply
222,269.77x = 306,732.99 × 120,295.23 - Step 4: Simplify right side
222,269.77x = 36,898,514,881.50 - Step 5: Solve for x
x = 36,898,514,881.50/222,269.77 - Step 6: Final answer
x = 166,007.80
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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.