Finding the Fourth Proportional to 176,471.17, 264,557.98 and 76,556.03
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Solution
The fourth proportional to 176,471.17, 264,557.98 and 76,556.03 is: 114,769.50
Step by Step Solution
- Step 1: Write the proportion equation
176,471.17 : 264,557.98 = 76,556.03 : x - Step 2: Convert to fraction form
176,471.17/264,557.98 = 76,556.03/x - Step 3: Cross multiply
176,471.17x = 264,557.98 × 76,556.03 - Step 4: Simplify right side
176,471.17x = 20,253,507,139.44 - Step 5: Solve for x
x = 20,253,507,139.44/176,471.17 - Step 6: Final answer
x = 114,769.50
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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.