Finding the Fourth Proportional to 269,761.57, 372,270.99 and 148,902.89
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Solution
The fourth proportional to 269,761.57, 372,270.99 and 148,902.89 is: 205,485.99
Step by Step Solution
- Step 1: Write the proportion equation
269,761.57 : 372,270.99 = 148,902.89 : x - Step 2: Convert to fraction form
269,761.57/372,270.99 = 148,902.89/x - Step 3: Cross multiply
269,761.57x = 372,270.99 × 148,902.89 - Step 4: Simplify right side
269,761.57x = 55,432,223,668.29 - Step 5: Solve for x
x = 55,432,223,668.29/269,761.57 - Step 6: Final answer
x = 205,485.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.