Finding the Fourth Proportional to 234,363.05, 323,420.91 and 126,933.09
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Solution
The fourth proportional to 234,363.05, 323,420.91 and 126,933.09 is: 175,167.61
Step by Step Solution
- Step 1: Write the proportion equation
234,363.05 : 323,420.91 = 126,933.09 : x - Step 2: Convert to fraction form
234,363.05/323,420.91 = 126,933.09/x - Step 3: Cross multiply
234,363.05x = 323,420.91 × 126,933.09 - Step 4: Simplify right side
234,363.05x = 41,052,815,476.91 - Step 5: Solve for x
x = 41,052,815,476.91/234,363.05 - Step 6: Final answer
x = 175,167.61
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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.