Finding the Fourth Proportional to 226,385.44, 312,413.76 and 141,551.68
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Solution
The fourth proportional to 226,385.44, 312,413.76 and 141,551.68 is: 195,342.48
Step by Step Solution
- Step 1: Write the proportion equation
226,385.44 : 312,413.76 = 141,551.68 : x - Step 2: Convert to fraction form
226,385.44/312,413.76 = 141,551.68/x - Step 3: Cross multiply
226,385.44x = 312,413.76 × 141,551.68 - Step 4: Simplify right side
226,385.44x = 44,222,692,583.12 - Step 5: Solve for x
x = 44,222,692,583.12/226,385.44 - Step 6: Final answer
x = 195,342.48
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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.