Finding the Fourth Proportional to 176,101.31, 264,192.26 and 76,278.12
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Solution
The fourth proportional to 176,101.31, 264,192.26 and 76,278.12 is: 114,434.63
Step by Step Solution
- Step 1: Write the proportion equation
176,101.31 : 264,192.26 = 76,278.12 : x - Step 2: Convert to fraction form
176,101.31/264,192.26 = 76,278.12/x - Step 3: Cross multiply
176,101.31x = 264,192.26 × 76,278.12 - Step 4: Simplify right side
176,101.31x = 20,152,088,529.96 - Step 5: Solve for x
x = 20,152,088,529.96/176,101.31 - Step 6: Final answer
x = 114,434.63
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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.