Finding the Fourth Proportional to 224,770.62, 310,178.18 and 122,796.62
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Solution
The fourth proportional to 224,770.62, 310,178.18 and 122,796.62 is: 169,456.45
Step by Step Solution
- Step 1: Write the proportion equation
224,770.62 : 310,178.18 = 122,796.62 : x - Step 2: Convert to fraction form
224,770.62/310,178.18 = 122,796.62/x - Step 3: Cross multiply
224,770.62x = 310,178.18 × 122,796.62 - Step 4: Simplify right side
224,770.62x = 38,088,830,857.85 - Step 5: Solve for x
x = 38,088,830,857.85/224,770.62 - Step 6: Final answer
x = 169,456.45
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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.