Finding the Fourth Proportional to 253,050.93, 378,785.84 and 168,880.05
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Solution
The fourth proportional to 253,050.93, 378,785.84 and 168,880.05 is: 252,792.47
Step by Step Solution
- Step 1: Write the proportion equation
253,050.93 : 378,785.84 = 168,880.05 : x - Step 2: Convert to fraction form
253,050.93/378,785.84 = 168,880.05/x - Step 3: Cross multiply
253,050.93x = 378,785.84 × 168,880.05 - Step 4: Simplify right side
253,050.93x = 63,969,370,754.09 - Step 5: Solve for x
x = 63,969,370,754.09/253,050.93 - Step 6: Final answer
x = 252,792.47
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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.