Finding the Fourth Proportional to 227,789.39, 341,716.76 and 70,031.09
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Solution
The fourth proportional to 227,789.39, 341,716.76 and 70,031.09 is: 105,056.68
Step by Step Solution
- Step 1: Write the proportion equation
227,789.39 : 341,716.76 = 70,031.09 : x - Step 2: Convert to fraction form
227,789.39/341,716.76 = 70,031.09/x - Step 3: Cross multiply
227,789.39x = 341,716.76 × 70,031.09 - Step 4: Simplify right side
227,789.39x = 23,930,797,174.07 - Step 5: Solve for x
x = 23,930,797,174.07/227,789.39 - Step 6: Final answer
x = 105,056.68
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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.