Finding the Fourth Proportional to 66,859.26, 100,293.84 and 22,485.84
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Solution
The fourth proportional to 66,859.26, 100,293.84 and 22,485.84 is: 33,730.42
Step by Step Solution
- Step 1: Write the proportion equation
66,859.26 : 100,293.84 = 22,485.84 : x - Step 2: Convert to fraction form
66,859.26/100,293.84 = 22,485.84/x - Step 3: Cross multiply
66,859.26x = 100,293.84 × 22,485.84 - Step 4: Simplify right side
66,859.26x = 2,255,191,239.23 - Step 5: Solve for x
x = 2,255,191,239.23/66,859.26 - Step 6: Final answer
x = 33,730.42
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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.