Finding the Fourth Proportional to 146,364.44, 201,977.80 and 82,700.88
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Solution
The fourth proportional to 146,364.44, 201,977.80 and 82,700.88 is: 114,124.32
Step by Step Solution
- Step 1: Write the proportion equation
146,364.44 : 201,977.80 = 82,700.88 : x - Step 2: Convert to fraction form
146,364.44/201,977.80 = 82,700.88/x - Step 3: Cross multiply
146,364.44x = 201,977.80 × 82,700.88 - Step 4: Simplify right side
146,364.44x = 16,703,741,800.46 - Step 5: Solve for x
x = 16,703,741,800.46/146,364.44 - Step 6: Final answer
x = 114,124.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.