Finding the Fourth Proportional to 215,435.44, 297,265.98 and 119,939.68
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Solution
The fourth proportional to 215,435.44, 297,265.98 and 119,939.68 is: 165,497.31
Step by Step Solution
- Step 1: Write the proportion equation
215,435.44 : 297,265.98 = 119,939.68 : x - Step 2: Convert to fraction form
215,435.44/297,265.98 = 119,939.68/x - Step 3: Cross multiply
215,435.44x = 297,265.98 × 119,939.68 - Step 4: Simplify right side
215,435.44x = 35,653,986,516.09 - Step 5: Solve for x
x = 35,653,986,516.09/215,435.44 - Step 6: Final answer
x = 165,497.31
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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.