Finding the Fourth Proportional to 116,833.68, 161,230.29 and 66,532.68
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Solution
The fourth proportional to 116,833.68, 161,230.29 and 66,532.68 is: 91,814.99
Step by Step Solution
- Step 1: Write the proportion equation
116,833.68 : 161,230.29 = 66,532.68 : x - Step 2: Convert to fraction form
116,833.68/161,230.29 = 66,532.68/x - Step 3: Cross multiply
116,833.68x = 161,230.29 × 66,532.68 - Step 4: Simplify right side
116,833.68x = 10,727,083,290.88 - Step 5: Solve for x
x = 10,727,083,290.88/116,833.68 - Step 6: Final answer
x = 91,814.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.