Finding the Fourth Proportional to 226,114.80, 312,022.81 and 125,504.88
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Solution
The fourth proportional to 226,114.80, 312,022.81 and 125,504.88 is: 173,188.07
Step by Step Solution
- Step 1: Write the proportion equation
226,114.80 : 312,022.81 = 125,504.88 : x - Step 2: Convert to fraction form
226,114.80/312,022.81 = 125,504.88/x - Step 3: Cross multiply
226,114.80x = 312,022.81 × 125,504.88 - Step 4: Simplify right side
226,114.80x = 39,160,385,326.31 - Step 5: Solve for x
x = 39,160,385,326.31/226,114.80 - Step 6: Final answer
x = 173,188.07
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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.