Finding the Fourth Proportional to 84,097.38, 116,064.84 and 48,286.62
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Solution
The fourth proportional to 84,097.38, 116,064.84 and 48,286.62 is: 66,641.54
Step by Step Solution
- Step 1: Write the proportion equation
84,097.38 : 116,064.84 = 48,286.62 : x - Step 2: Convert to fraction form
84,097.38/116,064.84 = 48,286.62/x - Step 3: Cross multiply
84,097.38x = 116,064.84 × 48,286.62 - Step 4: Simplify right side
84,097.38x = 5,604,378,824.44 - Step 5: Solve for x
x = 5,604,378,824.44/84,097.38 - Step 6: Final answer
x = 66,641.54
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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.