Finding the Fourth Proportional to 125,543.70, 188,317.08 and 36,799.00
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Solution
The fourth proportional to 125,543.70, 188,317.08 and 36,799.00 is: 55,198.95
Step by Step Solution
- Step 1: Write the proportion equation
125,543.70 : 188,317.08 = 36,799.00 : x - Step 2: Convert to fraction form
125,543.70/188,317.08 = 36,799.00/x - Step 3: Cross multiply
125,543.70x = 188,317.08 × 36,799.00 - Step 4: Simplify right side
125,543.70x = 6,929,880,389.27 - Step 5: Solve for x
x = 6,929,880,389.27/125,543.70 - Step 6: Final answer
x = 55,198.95
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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.