Finding the Fourth Proportional to 95,847.73, 143,812.35 and 39,728.62
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Solution
The fourth proportional to 95,847.73, 143,812.35 and 39,728.62 is: 59,609.82
Step by Step Solution
- Step 1: Write the proportion equation
95,847.73 : 143,812.35 = 39,728.62 : x - Step 2: Convert to fraction form
95,847.73/143,812.35 = 39,728.62/x - Step 3: Cross multiply
95,847.73x = 143,812.35 × 39,728.62 - Step 4: Simplify right side
95,847.73x = 5,713,466,204.46 - Step 5: Solve for x
x = 5,713,466,204.46/95,847.73 - Step 6: Final answer
x = 59,609.82
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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.