Finding the Fourth Proportional to 125,258.77, 187,841.51 and 50,353.70
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Solution
The fourth proportional to 125,258.77, 187,841.51 and 50,353.70 is: 75,511.80
Step by Step Solution
- Step 1: Write the proportion equation
125,258.77 : 187,841.51 = 50,353.70 : x - Step 2: Convert to fraction form
125,258.77/187,841.51 = 50,353.70/x - Step 3: Cross multiply
125,258.77x = 187,841.51 × 50,353.70 - Step 4: Simplify right side
125,258.77x = 9,458,514,790.32 - Step 5: Solve for x
x = 9,458,514,790.32/125,258.77 - Step 6: Final answer
x = 75,511.80
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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.