Finding the Fourth Proportional to 76,419.40, 114,640.62 and 23,833
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Solution
The fourth proportional to 76,419.40, 114,640.62 and 23,833 is: 35,753.09
Step by Step Solution
- Step 1: Write the proportion equation
76,419.40 : 114,640.62 = 23,833 : x - Step 2: Convert to fraction form
76,419.40/114,640.62 = 23,833/x - Step 3: Cross multiply
76,419.40x = 114,640.62 × 23,833 - Step 4: Simplify right side
76,419.40x = 2,732,229,896.46 - Step 5: Solve for x
x = 2,732,229,896.46/76,419.40 - Step 6: Final answer
x = 35,753.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.