Finding the Fourth Proportional to 190,284.57, 285,291.75 and 95,446.53
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Solution
The fourth proportional to 190,284.57, 285,291.75 and 95,446.53 is: 143,102.03
Step by Step Solution
- Step 1: Write the proportion equation
190,284.57 : 285,291.75 = 95,446.53 : x - Step 2: Convert to fraction form
190,284.57/285,291.75 = 95,446.53/x - Step 3: Cross multiply
190,284.57x = 285,291.75 × 95,446.53 - Step 4: Simplify right side
190,284.57x = 27,230,107,575.13 - Step 5: Solve for x
x = 27,230,107,575.13/190,284.57 - Step 6: Final answer
x = 143,102.03
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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.