Finding the Fourth Proportional to 202,445.10, 303,521.85 and 113,725.80
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Solution
The fourth proportional to 202,445.10, 303,521.85 and 113,725.80 is: 170,506.80
Step by Step Solution
- Step 1: Write the proportion equation
202,445.10 : 303,521.85 = 113,725.80 : x - Step 2: Convert to fraction form
202,445.10/303,521.85 = 113,725.80/x - Step 3: Cross multiply
202,445.10x = 303,521.85 × 113,725.80 - Step 4: Simplify right side
202,445.10x = 34,518,265,208.73 - Step 5: Solve for x
x = 34,518,265,208.73/202,445.10 - Step 6: Final answer
x = 170,506.80
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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.