Finding the Fourth Proportional to 234,148.14, 323,124.41 and 126,718.19
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Solution
The fourth proportional to 234,148.14, 323,124.41 and 126,718.19 is: 174,871.08
Step by Step Solution
- Step 1: Write the proportion equation
234,148.14 : 323,124.41 = 126,718.19 : x - Step 2: Convert to fraction form
234,148.14/323,124.41 = 126,718.19/x - Step 3: Cross multiply
234,148.14x = 323,124.41 × 126,718.19 - Step 4: Simplify right side
234,148.14x = 40,945,738,130.80 - Step 5: Solve for x
x = 40,945,738,130.80/234,148.14 - Step 6: Final answer
x = 174,871.08
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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.