Finding the Fourth Proportional to 182,766.84, 273,867.50 and 126,716.46
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Solution
The fourth proportional to 182,766.84, 273,867.50 and 126,716.46 is: 189,878.65
Step by Step Solution
- Step 1: Write the proportion equation
182,766.84 : 273,867.50 = 126,716.46 : x - Step 2: Convert to fraction form
182,766.84/273,867.50 = 126,716.46/x - Step 3: Cross multiply
182,766.84x = 273,867.50 × 126,716.46 - Step 4: Simplify right side
182,766.84x = 34,703,520,109.05 - Step 5: Solve for x
x = 34,703,520,109.05/182,766.84 - Step 6: Final answer
x = 189,878.65
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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.