Finding the Fourth Proportional to 194,247.88, 268,054.84 and 108,204.80
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Solution
The fourth proportional to 194,247.88, 268,054.84 and 108,204.80 is: 149,318.59
Step by Step Solution
- Step 1: Write the proportion equation
194,247.88 : 268,054.84 = 108,204.80 : x - Step 2: Convert to fraction form
194,247.88/268,054.84 = 108,204.80/x - Step 3: Cross multiply
194,247.88x = 268,054.84 × 108,204.80 - Step 4: Simplify right side
194,247.88x = 29,004,820,351.23 - Step 5: Solve for x
x = 29,004,820,351.23/194,247.88 - Step 6: Final answer
x = 149,318.59
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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.