Finding the Fourth Proportional to 175,440.40, 263,163.12 and 57,112.48
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Solution
The fourth proportional to 175,440.40, 263,163.12 and 57,112.48 is: 85,669.54
Step by Step Solution
- Step 1: Write the proportion equation
175,440.40 : 263,163.12 = 57,112.48 : x - Step 2: Convert to fraction form
175,440.40/263,163.12 = 57,112.48/x - Step 3: Cross multiply
175,440.40x = 263,163.12 × 57,112.48 - Step 4: Simplify right side
175,440.40x = 15,029,898,427.74 - Step 5: Solve for x
x = 15,029,898,427.74/175,440.40 - Step 6: Final answer
x = 85,669.54
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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.