Finding the Fourth Proportional to 121,634.70, 182,451.60 and 32,888.19
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Solution
The fourth proportional to 121,634.70, 182,451.60 and 32,888.19 is: 49,332.17
Step by Step Solution
- Step 1: Write the proportion equation
121,634.70 : 182,451.60 = 32,888.19 : x - Step 2: Convert to fraction form
121,634.70/182,451.60 = 32,888.19/x - Step 3: Cross multiply
121,634.70x = 182,451.60 × 32,888.19 - Step 4: Simplify right side
121,634.70x = 6,000,503,570.80 - Step 5: Solve for x
x = 6,000,503,570.80/121,634.70 - Step 6: Final answer
x = 49,332.17
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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.