Finding the Fourth Proportional to 226,909.62, 313,132.23 and 126,307.62
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Solution
The fourth proportional to 226,909.62, 313,132.23 and 126,307.62 is: 174,302.82
Step by Step Solution
- Step 1: Write the proportion equation
226,909.62 : 313,132.23 = 126,307.62 : x - Step 2: Convert to fraction form
226,909.62/313,132.23 = 126,307.62/x - Step 3: Cross multiply
226,909.62x = 313,132.23 × 126,307.62 - Step 4: Simplify right side
226,909.62x = 39,550,986,716.59 - Step 5: Solve for x
x = 39,550,986,716.59/226,909.62 - Step 6: Final answer
x = 174,302.82
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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.