Finding the Fourth Proportional to 183,102.42, 252,668.61 and 122,663.28
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Solution
The fourth proportional to 183,102.42, 252,668.61 and 122,663.28 is: 169,266.80
Step by Step Solution
- Step 1: Write the proportion equation
183,102.42 : 252,668.61 = 122,663.28 : x - Step 2: Convert to fraction form
183,102.42/252,668.61 = 122,663.28/x - Step 3: Cross multiply
183,102.42x = 252,668.61 × 122,663.28 - Step 4: Simplify right side
183,102.42x = 30,993,160,455.64 - Step 5: Solve for x
x = 30,993,160,455.64/183,102.42 - Step 6: Final answer
x = 169,266.80
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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.