Finding the Fourth Proportional to 234,150.93, 323,128.67 and 126,721.05
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Solution
The fourth proportional to 234,150.93, 323,128.67 and 126,721.05 is: 174,875.26
Step by Step Solution
- Step 1: Write the proportion equation
234,150.93 : 323,128.67 = 126,721.05 : x - Step 2: Convert to fraction form
234,150.93/323,128.67 = 126,721.05/x - Step 3: Cross multiply
234,150.93x = 323,128.67 × 126,721.05 - Step 4: Simplify right side
234,150.93x = 40,947,203,713.90 - Step 5: Solve for x
x = 40,947,203,713.90/234,150.93 - Step 6: Final answer
x = 174,875.26
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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.