Finding the Fourth Proportional to 206,348.63, 284,431.95 and 162,669.96
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Solution
The fourth proportional to 206,348.63, 284,431.95 and 162,669.96 is: 224,225.07
Step by Step Solution
- Step 1: Write the proportion equation
206,348.63 : 284,431.95 = 162,669.96 : x - Step 2: Convert to fraction form
206,348.63/284,431.95 = 162,669.96/x - Step 3: Cross multiply
206,348.63x = 284,431.95 × 162,669.96 - Step 4: Simplify right side
206,348.63x = 46,268,533,929.22 - Step 5: Solve for x
x = 46,268,533,929.22/206,348.63 - Step 6: Final answer
x = 224,225.07
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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.