Finding the Fourth Proportional to 176,106.20, 264,224.10 and 70,935.80
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Solution
The fourth proportional to 176,106.20, 264,224.10 and 70,935.80 is: 106,429.80
Step by Step Solution
- Step 1: Write the proportion equation
176,106.20 : 264,224.10 = 70,935.80 : x - Step 2: Convert to fraction form
176,106.20/264,224.10 = 70,935.80/x - Step 3: Cross multiply
176,106.20x = 264,224.10 × 70,935.80 - Step 4: Simplify right side
176,106.20x = 18,742,947,912.78 - Step 5: Solve for x
x = 18,742,947,912.78/176,106.20 - Step 6: Final answer
x = 106,429.80
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1.5x scale
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.