Finding the Fourth Proportional to 227,909.18, 314,514.57 and 125,933.75
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Solution
The fourth proportional to 227,909.18, 314,514.57 and 125,933.75 is: 173,788.52
Step by Step Solution
- Step 1: Write the proportion equation
227,909.18 : 314,514.57 = 125,933.75 : x - Step 2: Convert to fraction form
227,909.18/314,514.57 = 125,933.75/x - Step 3: Cross multiply
227,909.18x = 314,514.57 × 125,933.75 - Step 4: Simplify right side
227,909.18x = 39,607,998,600.07 - Step 5: Solve for x
x = 39,607,998,600.07/227,909.18 - Step 6: Final answer
x = 173,788.52
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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.