Finding the Fourth Proportional to 229,868.99, 344,840.39 and 87,708.52
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Solution
The fourth proportional to 229,868.99, 344,840.39 and 87,708.52 is: 131,576.86
Step by Step Solution
- Step 1: Write the proportion equation
229,868.99 : 344,840.39 = 87,708.52 : x - Step 2: Convert to fraction form
229,868.99/344,840.39 = 87,708.52/x - Step 3: Cross multiply
229,868.99x = 344,840.39 × 87,708.52 - Step 4: Simplify right side
229,868.99x = 30,245,440,564.54 - Step 5: Solve for x
x = 30,245,440,564.54/229,868.99 - Step 6: Final answer
x = 131,576.86
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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.