Finding the Fourth Proportional to 275,469.14, 413,156.93 and 125,674.22
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Solution
The fourth proportional to 275,469.14, 413,156.93 and 125,674.22 is: 188,489.99
Step by Step Solution
- Step 1: Write the proportion equation
275,469.14 : 413,156.93 = 125,674.22 : x - Step 2: Convert to fraction form
275,469.14/413,156.93 = 125,674.22/x - Step 3: Cross multiply
275,469.14x = 413,156.93 × 125,674.22 - Step 4: Simplify right side
275,469.14x = 51,923,174,915.34 - Step 5: Solve for x
x = 51,923,174,915.34/275,469.14 - Step 6: Final answer
x = 188,489.99
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1.5x scale
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.