Finding the Fourth Proportional to 77,336.28, 115,979.70 and 24,733.26
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Solution
The fourth proportional to 77,336.28, 115,979.70 and 24,733.26 is: 37,091.98
Step by Step Solution
- Step 1: Write the proportion equation
77,336.28 : 115,979.70 = 24,733.26 : x - Step 2: Convert to fraction form
77,336.28/115,979.70 = 24,733.26/x - Step 3: Cross multiply
77,336.28x = 115,979.70 × 24,733.26 - Step 4: Simplify right side
77,336.28x = 2,868,556,074.82 - Step 5: Solve for x
x = 2,868,556,074.82/77,336.28 - Step 6: Final answer
x = 37,091.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.