Finding the Fourth Proportional to 66,871.26, 100,311.84 and 22,497.84
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Solution
The fourth proportional to 66,871.26, 100,311.84 and 22,497.84 is: 33,748.43
Step by Step Solution
- Step 1: Write the proportion equation
66,871.26 : 100,311.84 = 22,497.84 : x - Step 2: Convert to fraction form
66,871.26/100,311.84 = 22,497.84/x - Step 3: Cross multiply
66,871.26x = 100,311.84 × 22,497.84 - Step 4: Simplify right side
66,871.26x = 2,256,799,726.43 - Step 5: Solve for x
x = 2,256,799,726.43/66,871.26 - Step 6: Final answer
x = 33,748.43
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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.