Finding the Fourth Proportional to 125,631.74, 188,446.07 and 36,882.07
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Solution
The fourth proportional to 125,631.74, 188,446.07 and 36,882.07 is: 55,322.65
Step by Step Solution
- Step 1: Write the proportion equation
125,631.74 : 188,446.07 = 36,882.07 : x - Step 2: Convert to fraction form
125,631.74/188,446.07 = 36,882.07/x - Step 3: Cross multiply
125,631.74x = 188,446.07 × 36,882.07 - Step 4: Simplify right side
125,631.74x = 6,950,280,766.05 - Step 5: Solve for x
x = 6,950,280,766.05/125,631.74 - Step 6: Final answer
x = 55,322.65
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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.