Finding the Fourth Proportional to 176,383.14, 264,665.14 and 86,424.12
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Solution
The fourth proportional to 176,383.14, 264,665.14 and 86,424.12 is: 129,680.49
Step by Step Solution
- Step 1: Write the proportion equation
176,383.14 : 264,665.14 = 86,424.12 : x - Step 2: Convert to fraction form
176,383.14/264,665.14 = 86,424.12/x - Step 3: Cross multiply
176,383.14x = 264,665.14 × 86,424.12 - Step 4: Simplify right side
176,383.14x = 22,873,451,819.18 - Step 5: Solve for x
x = 22,873,451,819.18/176,383.14 - Step 6: Final answer
x = 129,680.49
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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.