Finding the Fourth Proportional to 176,289.40, 264,585.30 and 71,183.80
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Solution
The fourth proportional to 176,289.40, 264,585.30 and 71,183.80 is: 106,836.75
Step by Step Solution
- Step 1: Write the proportion equation
176,289.40 : 264,585.30 = 71,183.80 : x - Step 2: Convert to fraction form
176,289.40/264,585.30 = 71,183.80/x - Step 3: Cross multiply
176,289.40x = 264,585.30 × 71,183.80 - Step 4: Simplify right side
176,289.40x = 18,834,187,078.14 - Step 5: Solve for x
x = 18,834,187,078.14/176,289.40 - Step 6: Final answer
x = 106,836.75
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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.