Finding the Fourth Proportional to 188,708.90, 282,830.07 and 95,163.62
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Solution
The fourth proportional to 188,708.90, 282,830.07 and 95,163.62 is: 142,627.79
Step by Step Solution
- Step 1: Write the proportion equation
188,708.90 : 282,830.07 = 95,163.62 : x - Step 2: Convert to fraction form
188,708.90/282,830.07 = 95,163.62/x - Step 3: Cross multiply
188,708.90x = 282,830.07 × 95,163.62 - Step 4: Simplify right side
188,708.90x = 26,915,133,306.05 - Step 5: Solve for x
x = 26,915,133,306.05/188,708.90 - Step 6: Final answer
x = 142,627.79
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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.