Finding the Fourth Proportional to 226,374.39, 312,396.63 and 125,772.39
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Solution
The fourth proportional to 226,374.39, 312,396.63 and 125,772.39 is: 173,565.88
Step by Step Solution
- Step 1: Write the proportion equation
226,374.39 : 312,396.63 = 125,772.39 : x - Step 2: Convert to fraction form
226,374.39/312,396.63 = 125,772.39/x - Step 3: Cross multiply
226,374.39x = 312,396.63 × 125,772.39 - Step 4: Simplify right side
226,374.39x = 39,290,870,783.05 - Step 5: Solve for x
x = 39,290,870,783.05/226,374.39 - Step 6: Final answer
x = 173,565.88
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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.