Finding the Fourth Proportional to 176,436.24, 264,469.32 and 86,354.75
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Solution
The fourth proportional to 176,436.24, 264,469.32 and 86,354.75 is: 129,441.55
Step by Step Solution
- Step 1: Write the proportion equation
176,436.24 : 264,469.32 = 86,354.75 : x - Step 2: Convert to fraction form
176,436.24/264,469.32 = 86,354.75/x - Step 3: Cross multiply
176,436.24x = 264,469.32 × 86,354.75 - Step 4: Simplify right side
176,436.24x = 22,838,180,688.92 - Step 5: Solve for x
x = 22,838,180,688.92/176,436.24 - Step 6: Final answer
x = 129,441.55
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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.