Finding the Fourth Proportional to 193,436.26, 266,873.58 and 126,407.14
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Solution
The fourth proportional to 193,436.26, 266,873.58 and 126,407.14 is: 174,397.12
Step by Step Solution
- Step 1: Write the proportion equation
193,436.26 : 266,873.58 = 126,407.14 : x - Step 2: Convert to fraction form
193,436.26/266,873.58 = 126,407.14/x - Step 3: Cross multiply
193,436.26x = 266,873.58 × 126,407.14 - Step 4: Simplify right side
193,436.26x = 33,734,725,989.36 - Step 5: Solve for x
x = 33,734,725,989.36/193,436.26 - Step 6: Final answer
x = 174,397.12
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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.