Finding the Fourth Proportional to 227,359.13, 313,751.39 and 125,394.05
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Solution
The fourth proportional to 227,359.13, 313,751.39 and 125,394.05 is: 173,041.47
Step by Step Solution
- Step 1: Write the proportion equation
227,359.13 : 313,751.39 = 125,394.05 : x - Step 2: Convert to fraction form
227,359.13/313,751.39 = 125,394.05/x - Step 3: Cross multiply
227,359.13x = 313,751.39 × 125,394.05 - Step 4: Simplify right side
227,359.13x = 39,342,557,642.64 - Step 5: Solve for x
x = 39,342,557,642.64/227,359.13 - Step 6: Final answer
x = 173,041.47
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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.