Finding the Fourth Proportional to 175,847.76, 263,918.70 and 76,083.84
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Solution
The fourth proportional to 175,847.76, 263,918.70 and 76,083.84 is: 114,189.39
Step by Step Solution
- Step 1: Write the proportion equation
175,847.76 : 263,918.70 = 76,083.84 : x - Step 2: Convert to fraction form
175,847.76/263,918.70 = 76,083.84/x - Step 3: Cross multiply
175,847.76x = 263,918.70 × 76,083.84 - Step 4: Simplify right side
175,847.76x = 20,079,948,143.81 - Step 5: Solve for x
x = 20,079,948,143.81/175,847.76 - Step 6: Final answer
x = 114,189.39
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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.