Finding the Fourth Proportional to 226,119.75, 312,048.90 and 125,517.75
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Solution
The fourth proportional to 226,119.75, 312,048.90 and 125,517.75 is: 173,216.52
Step by Step Solution
- Step 1: Write the proportion equation
226,119.75 : 312,048.90 = 125,517.75 : x - Step 2: Convert to fraction form
226,119.75/312,048.90 = 125,517.75/x - Step 3: Cross multiply
226,119.75x = 312,048.90 × 125,517.75 - Step 4: Simplify right side
226,119.75x = 39,167,675,817.98 - Step 5: Solve for x
x = 39,167,675,817.98/226,119.75 - Step 6: Final answer
x = 173,216.52
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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.