Finding the Fourth Proportional to 176,125.20, 264,187.80 and 141,133.20
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Solution
The fourth proportional to 176,125.20, 264,187.80 and 141,133.20 is: 211,699.80
Step by Step Solution
- Step 1: Write the proportion equation
176,125.20 : 264,187.80 = 141,133.20 : x - Step 2: Convert to fraction form
176,125.20/264,187.80 = 141,133.20/x - Step 3: Cross multiply
176,125.20x = 264,187.80 × 141,133.20 - Step 4: Simplify right side
176,125.20x = 37,285,669,614.96 - Step 5: Solve for x
x = 37,285,669,614.96/176,125.20 - Step 6: Final answer
x = 211,699.80
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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.