Finding the Fourth Proportional to 202,963.80, 304,445.70 and 109,651.80
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Solution
The fourth proportional to 202,963.80, 304,445.70 and 109,651.80 is: 164,477.70
Step by Step Solution
- Step 1: Write the proportion equation
202,963.80 : 304,445.70 = 109,651.80 : x - Step 2: Convert to fraction form
202,963.80/304,445.70 = 109,651.80/x - Step 3: Cross multiply
202,963.80x = 304,445.70 × 109,651.80 - Step 4: Simplify right side
202,963.80x = 33,383,019,007.26 - Step 5: Solve for x
x = 33,383,019,007.26/202,963.80 - Step 6: Final answer
x = 164,477.70
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1.5x scale
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.