Finding the Fourth Proportional to 182,772.76, 252,121.24 and 107,306.68
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Solution
The fourth proportional to 182,772.76, 252,121.24 and 107,306.68 is: 148,021.47
Step by Step Solution
- Step 1: Write the proportion equation
182,772.76 : 252,121.24 = 107,306.68 : x - Step 2: Convert to fraction form
182,772.76/252,121.24 = 107,306.68/x - Step 3: Cross multiply
182,772.76x = 252,121.24 × 107,306.68 - Step 4: Simplify right side
182,772.76x = 27,054,293,221.88 - Step 5: Solve for x
x = 27,054,293,221.88/182,772.76 - Step 6: Final answer
x = 148,021.47
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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.