Finding the Fourth Proportional to 227,014.96, 313,282.75 and 125,040.79
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Solution
The fourth proportional to 227,014.96, 313,282.75 and 125,040.79 is: 172,557.45
Step by Step Solution
- Step 1: Write the proportion equation
227,014.96 : 313,282.75 = 125,040.79 : x - Step 2: Convert to fraction form
227,014.96/313,282.75 = 125,040.79/x - Step 3: Cross multiply
227,014.96x = 313,282.75 × 125,040.79 - Step 4: Simplify right side
227,014.96x = 39,173,122,553.37 - Step 5: Solve for x
x = 39,173,122,553.37/227,014.96 - Step 6: Final answer
x = 172,557.45
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1.5x scale
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.