Finding the Fourth Proportional to 227,283.12, 313,664.76 and 125,308.08
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Solution
The fourth proportional to 227,283.12, 313,664.76 and 125,308.08 is: 172,932.90
Step by Step Solution
- Step 1: Write the proportion equation
227,283.12 : 313,664.76 = 125,308.08 : x - Step 2: Convert to fraction form
227,283.12/313,664.76 = 125,308.08/x - Step 3: Cross multiply
227,283.12x = 313,664.76 × 125,308.08 - Step 4: Simplify right side
227,283.12x = 39,304,728,839.26 - Step 5: Solve for x
x = 39,304,728,839.26/227,283.12 - Step 6: Final answer
x = 172,932.90
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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.