Finding the Fourth Proportional to 203,281.28, 304,399.68 and 132,955.52
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Solution
The fourth proportional to 203,281.28, 304,399.68 and 132,955.52 is: 199,091.71
Step by Step Solution
- Step 1: Write the proportion equation
203,281.28 : 304,399.68 = 132,955.52 : x - Step 2: Convert to fraction form
203,281.28/304,399.68 = 132,955.52/x - Step 3: Cross multiply
203,281.28x = 304,399.68 × 132,955.52 - Step 4: Simplify right side
203,281.28x = 40,471,617,742.23 - Step 5: Solve for x
x = 40,471,617,742.23/203,281.28 - Step 6: Final answer
x = 199,091.71
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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.