Finding the Fourth Proportional to 227,709.76, 341,388.65 and 85,552.02
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Solution
The fourth proportional to 227,709.76, 341,388.65 and 85,552.02 is: 128,261.92
Step by Step Solution
- Step 1: Write the proportion equation
227,709.76 : 341,388.65 = 85,552.02 : x - Step 2: Convert to fraction form
227,709.76/341,388.65 = 85,552.02/x - Step 3: Cross multiply
227,709.76x = 341,388.65 × 85,552.02 - Step 4: Simplify right side
227,709.76x = 29,206,489,545.99 - Step 5: Solve for x
x = 29,206,489,545.99/227,709.76 - Step 6: Final answer
x = 128,261.92
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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.