Finding the Fourth Proportional to 234,282.70, 323,310.26 and 126,852.80
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Solution
The fourth proportional to 234,282.70, 323,310.26 and 126,852.80 is: 175,056.94
Step by Step Solution
- Step 1: Write the proportion equation
234,282.70 : 323,310.26 = 126,852.80 : x - Step 2: Convert to fraction form
234,282.70/323,310.26 = 126,852.80/x - Step 3: Cross multiply
234,282.70x = 323,310.26 × 126,852.80 - Step 4: Simplify right side
234,282.70x = 41,012,811,749.73 - Step 5: Solve for x
x = 41,012,811,749.73/234,282.70 - Step 6: Final answer
x = 175,056.94
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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.