Finding the Fourth Proportional to 204,286.99, 281,925.14 and 170,238.47
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Solution
The fourth proportional to 204,286.99, 281,925.14 and 170,238.47 is: 234,936.68
Step by Step Solution
- Step 1: Write the proportion equation
204,286.99 : 281,925.14 = 170,238.47 : x - Step 2: Convert to fraction form
204,286.99/281,925.14 = 170,238.47/x - Step 3: Cross multiply
204,286.99x = 281,925.14 × 170,238.47 - Step 4: Simplify right side
204,286.99x = 47,994,505,885.39 - Step 5: Solve for x
x = 47,994,505,885.39/204,286.99 - Step 6: Final answer
x = 234,936.68
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1.5x scale
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.