Finding the Fourth Proportional to 195,227.73, 292,914.49 and 76,981.50
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Solution
The fourth proportional to 195,227.73, 292,914.49 and 76,981.50 is: 115,500.99
Step by Step Solution
- Step 1: Write the proportion equation
195,227.73 : 292,914.49 = 76,981.50 : x - Step 2: Convert to fraction form
195,227.73/292,914.49 = 76,981.50/x - Step 3: Cross multiply
195,227.73x = 292,914.49 × 76,981.50 - Step 4: Simplify right side
195,227.73x = 22,548,996,811.94 - Step 5: Solve for x
x = 22,548,996,811.94/195,227.73 - Step 6: Final answer
x = 115,500.99
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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.