Finding the Fourth Proportional to 194,805.18, 268,828.53 and 108,765.48
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Solution
The fourth proportional to 194,805.18, 268,828.53 and 108,765.48 is: 150,094.90
Step by Step Solution
- Step 1: Write the proportion equation
194,805.18 : 268,828.53 = 108,765.48 : x - Step 2: Convert to fraction form
194,805.18/268,828.53 = 108,765.48/x - Step 3: Cross multiply
194,805.18x = 268,828.53 × 108,765.48 - Step 4: Simplify right side
194,805.18x = 29,239,264,103.14 - Step 5: Solve for x
x = 29,239,264,103.14/194,805.18 - Step 6: Final answer
x = 150,094.90
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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.