Finding the Fourth Proportional to 267,889.26, 369,660.21 and 160,456.53
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Solution
The fourth proportional to 267,889.26, 369,660.21 and 160,456.53 is: 221,413.86
Step by Step Solution
- Step 1: Write the proportion equation
267,889.26 : 369,660.21 = 160,456.53 : x - Step 2: Convert to fraction form
267,889.26/369,660.21 = 160,456.53/x - Step 3: Cross multiply
267,889.26x = 369,660.21 × 160,456.53 - Step 4: Simplify right side
267,889.26x = 59,314,394,575.67 - Step 5: Solve for x
x = 59,314,394,575.67/267,889.26 - Step 6: Final answer
x = 221,413.86
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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.