Finding the Fourth Proportional to 234,141.94, 323,116.88 and 126,711.98
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Solution
The fourth proportional to 234,141.94, 323,116.88 and 126,711.98 is: 174,863.08
Step by Step Solution
- Step 1: Write the proportion equation
234,141.94 : 323,116.88 = 126,711.98 : x - Step 2: Convert to fraction form
234,141.94/323,116.88 = 126,711.98/x - Step 3: Cross multiply
234,141.94x = 323,116.88 × 126,711.98 - Step 4: Simplify right side
234,141.94x = 40,942,779,636.22 - Step 5: Solve for x
x = 40,942,779,636.22/234,141.94 - Step 6: Final answer
x = 174,863.08
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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.