Finding the Fourth Proportional to 181,201.24, 271,805.10 and 76,011.40
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Solution
The fourth proportional to 181,201.24, 271,805.10 and 76,011.40 is: 114,018.46
Step by Step Solution
- Step 1: Write the proportion equation
181,201.24 : 271,805.10 = 76,011.40 : x - Step 2: Convert to fraction form
181,201.24/271,805.10 = 76,011.40/x - Step 3: Cross multiply
181,201.24x = 271,805.10 × 76,011.40 - Step 4: Simplify right side
181,201.24x = 20,660,286,178.14 - Step 5: Solve for x
x = 20,660,286,178.14/181,201.24 - Step 6: Final answer
x = 114,018.46
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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.