Finding the Fourth Proportional to 269,492.82, 371,965.05 and 162,042.05
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Solution
The fourth proportional to 269,492.82, 371,965.05 and 162,042.05 is: 223,657.08
Step by Step Solution
- Step 1: Write the proportion equation
269,492.82 : 371,965.05 = 162,042.05 : x - Step 2: Convert to fraction form
269,492.82/371,965.05 = 162,042.05/x - Step 3: Cross multiply
269,492.82x = 371,965.05 × 162,042.05 - Step 4: Simplify right side
269,492.82x = 60,273,977,370.53 - Step 5: Solve for x
x = 60,273,977,370.53/269,492.82 - Step 6: Final answer
x = 223,657.08
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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.