Finding the Fourth Proportional to 267,868.80, 369,657.88 and 147,012.08
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Solution
The fourth proportional to 267,868.80, 369,657.88 and 147,012.08 is: 202,876.09
Step by Step Solution
- Step 1: Write the proportion equation
267,868.80 : 369,657.88 = 147,012.08 : x - Step 2: Convert to fraction form
267,868.80/369,657.88 = 147,012.08/x - Step 3: Cross multiply
267,868.80x = 369,657.88 × 147,012.08 - Step 4: Simplify right side
267,868.80x = 54,344,173,827.19 - Step 5: Solve for x
x = 54,344,173,827.19/267,868.80 - Step 6: Final answer
x = 202,876.09
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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.