Finding the Fourth Proportional to 267,886.26, 369,656.08 and 160,453.53
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Solution
The fourth proportional to 267,886.26, 369,656.08 and 160,453.53 is: 221,409.72
Step by Step Solution
- Step 1: Write the proportion equation
267,886.26 : 369,656.08 = 160,453.53 : x - Step 2: Convert to fraction form
267,886.26/369,656.08 = 160,453.53/x - Step 3: Cross multiply
267,886.26x = 369,656.08 × 160,453.53 - Step 4: Simplify right side
267,886.26x = 59,312,622,520.83 - Step 5: Solve for x
x = 59,312,622,520.83/267,886.26 - Step 6: Final answer
x = 221,409.72
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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.