Finding the Fourth Proportional to 215,262.24, 297,063.36 and 119,772.96
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Solution
The fourth proportional to 215,262.24, 297,063.36 and 119,772.96 is: 165,287.50
Step by Step Solution
- Step 1: Write the proportion equation
215,262.24 : 297,063.36 = 119,772.96 : x - Step 2: Convert to fraction form
215,262.24/297,063.36 = 119,772.96/x - Step 3: Cross multiply
215,262.24x = 297,063.36 × 119,772.96 - Step 4: Simplify right side
215,262.24x = 35,580,157,934.75 - Step 5: Solve for x
x = 35,580,157,934.75/215,262.24 - Step 6: Final answer
x = 165,287.50
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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.