Finding the Fourth Proportional to 252,783.96, 379,070.73 and 102,922.62
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Solution
The fourth proportional to 252,783.96, 379,070.73 and 102,922.62 is: 154,341.09
Step by Step Solution
- Step 1: Write the proportion equation
252,783.96 : 379,070.73 = 102,922.62 : x - Step 2: Convert to fraction form
252,783.96/379,070.73 = 102,922.62/x - Step 3: Cross multiply
252,783.96x = 379,070.73 × 102,922.62 - Step 4: Simplify right side
252,783.96x = 39,014,952,696.91 - Step 5: Solve for x
x = 39,014,952,696.91/252,783.96 - Step 6: Final answer
x = 154,341.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.