Finding the Fourth Proportional to 182,853.36, 252,361.88 and 102,311.76
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Solution
The fourth proportional to 182,853.36, 252,361.88 and 102,311.76 is: 141,203.79
Step by Step Solution
- Step 1: Write the proportion equation
182,853.36 : 252,361.88 = 102,311.76 : x - Step 2: Convert to fraction form
182,853.36/252,361.88 = 102,311.76/x - Step 3: Cross multiply
182,853.36x = 252,361.88 × 102,311.76 - Step 4: Simplify right side
182,853.36x = 25,819,588,099.71 - Step 5: Solve for x
x = 25,819,588,099.71/182,853.36 - Step 6: Final answer
x = 141,203.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.