Finding the Fourth Proportional to 95,876.09, 143,814.14 and 29,316.21
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Solution
The fourth proportional to 95,876.09, 143,814.14 and 29,316.21 is: 43,974.32
Step by Step Solution
- Step 1: Write the proportion equation
95,876.09 : 143,814.14 = 29,316.21 : x - Step 2: Convert to fraction form
95,876.09/143,814.14 = 29,316.21/x - Step 3: Cross multiply
95,876.09x = 143,814.14 × 29,316.21 - Step 4: Simplify right side
95,876.09x = 4,216,085,529.21 - Step 5: Solve for x
x = 4,216,085,529.21/95,876.09 - Step 6: Final answer
x = 43,974.32
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Similar ratio
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1.5x scale
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.