Finding the Fourth Proportional to 202,323.30, 303,830.55 and 132,512.10
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Solution
The fourth proportional to 202,323.30, 303,830.55 and 132,512.10 is: 198,994.50
Step by Step Solution
- Step 1: Write the proportion equation
202,323.30 : 303,830.55 = 132,512.10 : x - Step 2: Convert to fraction form
202,323.30/303,830.55 = 132,512.10/x - Step 3: Cross multiply
202,323.30x = 303,830.55 × 132,512.10 - Step 4: Simplify right side
202,323.30x = 40,261,224,224.66 - Step 5: Solve for x
x = 40,261,224,224.66/202,323.30 - Step 6: Final answer
x = 198,994.50
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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.