Finding the Fourth Proportional to 188,232.38, 259,765.20 and 102,194.99
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Solution
The fourth proportional to 188,232.38, 259,765.20 and 102,194.99 is: 141,031.53
Step by Step Solution
- Step 1: Write the proportion equation
188,232.38 : 259,765.20 = 102,194.99 : x - Step 2: Convert to fraction form
188,232.38/259,765.20 = 102,194.99/x - Step 3: Cross multiply
188,232.38x = 259,765.20 × 102,194.99 - Step 4: Simplify right side
188,232.38x = 26,546,700,462.03 - Step 5: Solve for x
x = 26,546,700,462.03/188,232.38 - Step 6: Final answer
x = 141,031.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.