Finding the Fourth Proportional to 176,890.80, 264,947.40 and 106,647.60
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Solution
The fourth proportional to 176,890.80, 264,947.40 and 106,647.60 is: 159,736.99
Step by Step Solution
- Step 1: Write the proportion equation
176,890.80 : 264,947.40 = 106,647.60 : x - Step 2: Convert to fraction form
176,890.80/264,947.40 = 106,647.60/x - Step 3: Cross multiply
176,890.80x = 264,947.40 × 106,647.60 - Step 4: Simplify right side
176,890.80x = 28,256,004,336.24 - Step 5: Solve for x
x = 28,256,004,336.24/176,890.80 - Step 6: Final answer
x = 159,736.99
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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.