Finding the Fourth Proportional to 193,515.50, 267,042.52 and 107,479.98
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Solution
The fourth proportional to 193,515.50, 267,042.52 and 107,479.98 is: 148,317.45
Step by Step Solution
- Step 1: Write the proportion equation
193,515.50 : 267,042.52 = 107,479.98 : x - Step 2: Convert to fraction form
193,515.50/267,042.52 = 107,479.98/x - Step 3: Cross multiply
193,515.50x = 267,042.52 × 107,479.98 - Step 4: Simplify right side
193,515.50x = 28,701,724,843.10 - Step 5: Solve for x
x = 28,701,724,843.10/193,515.50 - Step 6: Final answer
x = 148,317.45
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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.