Finding the Fourth Proportional to 95,517.14, 143,276.09 and 28,957.84
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Solution
The fourth proportional to 95,517.14, 143,276.09 and 28,957.84 is: 43,436.88
Step by Step Solution
- Step 1: Write the proportion equation
95,517.14 : 143,276.09 = 28,957.84 : x - Step 2: Convert to fraction form
95,517.14/143,276.09 = 28,957.84/x - Step 3: Cross multiply
95,517.14x = 143,276.09 × 28,957.84 - Step 4: Simplify right side
95,517.14x = 4,148,966,899.36 - Step 5: Solve for x
x = 4,148,966,899.36/95,517.14 - Step 6: Final answer
x = 43,436.88
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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.