Finding the Fourth Proportional to 125,893.12, 188,858.13 and 37,135.08
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Solution
The fourth proportional to 125,893.12, 188,858.13 and 37,135.08 is: 55,708.06
Step by Step Solution
- Step 1: Write the proportion equation
125,893.12 : 188,858.13 = 37,135.08 : x - Step 2: Convert to fraction form
125,893.12/188,858.13 = 37,135.08/x - Step 3: Cross multiply
125,893.12x = 188,858.13 × 37,135.08 - Step 4: Simplify right side
125,893.12x = 7,013,261,766.20 - Step 5: Solve for x
x = 7,013,261,766.20/125,893.12 - Step 6: Final answer
x = 55,708.06
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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.