Finding the Fourth Proportional to 227,889.78, 341,625.68 and 87,542.70
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Solution
The fourth proportional to 227,889.78, 341,625.68 and 87,542.70 is: 131,233.77
Step by Step Solution
- Step 1: Write the proportion equation
227,889.78 : 341,625.68 = 87,542.70 : x - Step 2: Convert to fraction form
227,889.78/341,625.68 = 87,542.70/x - Step 3: Cross multiply
227,889.78x = 341,625.68 × 87,542.70 - Step 4: Simplify right side
227,889.78x = 29,906,834,416.54 - Step 5: Solve for x
x = 29,906,834,416.54/227,889.78 - Step 6: Final answer
x = 131,233.77
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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.