Finding the Fourth Proportional to 159,324.80, 239,260.80 and 88,217.60
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Solution
The fourth proportional to 159,324.80, 239,260.80 and 88,217.60 is: 132,477.89
Step by Step Solution
- Step 1: Write the proportion equation
159,324.80 : 239,260.80 = 88,217.60 : x - Step 2: Convert to fraction form
159,324.80/239,260.80 = 88,217.60/x - Step 3: Cross multiply
159,324.80x = 239,260.80 × 88,217.60 - Step 4: Simplify right side
159,324.80x = 21,107,013,550.08 - Step 5: Solve for x
x = 21,107,013,550.08/159,324.80 - Step 6: Final answer
x = 132,477.89
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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.