Finding the Fourth Proportional to 91,208.60, 136,826.58 and 32,033.84
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Solution
The fourth proportional to 91,208.60, 136,826.58 and 32,033.84 is: 48,055.56
Step by Step Solution
- Step 1: Write the proportion equation
91,208.60 : 136,826.58 = 32,033.84 : x - Step 2: Convert to fraction form
91,208.60/136,826.58 = 32,033.84/x - Step 3: Cross multiply
91,208.60x = 136,826.58 × 32,033.84 - Step 4: Simplify right side
91,208.60x = 4,383,080,771.47 - Step 5: Solve for x
x = 4,383,080,771.47/91,208.60 - Step 6: Final answer
x = 48,055.56
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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.