Finding the Fourth Proportional to 125,980.99, 188,971.18 and 41,741.39
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Solution
The fourth proportional to 125,980.99, 188,971.18 and 41,741.39 is: 62,611.99
Step by Step Solution
- Step 1: Write the proportion equation
125,980.99 : 188,971.18 = 41,741.39 : x - Step 2: Convert to fraction form
125,980.99/188,971.18 = 41,741.39/x - Step 3: Cross multiply
125,980.99x = 188,971.18 × 41,741.39 - Step 4: Simplify right side
125,980.99x = 7,887,920,091.21 - Step 5: Solve for x
x = 7,887,920,091.21/125,980.99 - Step 6: Final answer
x = 62,611.99
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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.