Finding the Fourth Proportional to 224,914.20, 310,375.83 and 122,939.92
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Solution
The fourth proportional to 224,914.20, 310,375.83 and 122,939.92 is: 169,653.94
Step by Step Solution
- Step 1: Write the proportion equation
224,914.20 : 310,375.83 = 122,939.92 : x - Step 2: Convert to fraction form
224,914.20/310,375.83 = 122,939.92/x - Step 3: Cross multiply
224,914.20x = 310,375.83 × 122,939.92 - Step 4: Simplify right side
224,914.20x = 38,157,579,710.13 - Step 5: Solve for x
x = 38,157,579,710.13/224,914.20 - Step 6: Final answer
x = 169,653.94
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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.