Finding the Fourth Proportional to 201,872.10, 302,662.35 and 113,152.80
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Solution
The fourth proportional to 201,872.10, 302,662.35 and 113,152.80 is: 169,647.48
Step by Step Solution
- Step 1: Write the proportion equation
201,872.10 : 302,662.35 = 113,152.80 : x - Step 2: Convert to fraction form
201,872.10/302,662.35 = 113,152.80/x - Step 3: Cross multiply
201,872.10x = 302,662.35 × 113,152.80 - Step 4: Simplify right side
201,872.10x = 34,247,092,357.08 - Step 5: Solve for x
x = 34,247,092,357.08/201,872.10 - Step 6: Final answer
x = 169,647.48
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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.