Finding the Fourth Proportional to 234,415.08, 323,489.88 and 126,982.44
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Solution
The fourth proportional to 234,415.08, 323,489.88 and 126,982.44 is: 175,234.18
Step by Step Solution
- Step 1: Write the proportion equation
234,415.08 : 323,489.88 = 126,982.44 : x - Step 2: Convert to fraction form
234,415.08/323,489.88 = 126,982.44/x - Step 3: Cross multiply
234,415.08x = 323,489.88 × 126,982.44 - Step 4: Simplify right side
234,415.08x = 41,077,534,277.71 - Step 5: Solve for x
x = 41,077,534,277.71/234,415.08 - Step 6: Final answer
x = 175,234.18
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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.