Finding the Fourth Proportional to 225,331.26, 338,173.02 and 99,058.74
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Solution
The fourth proportional to 225,331.26, 338,173.02 and 99,058.74 is: 148,665.54
Step by Step Solution
- Step 1: Write the proportion equation
225,331.26 : 338,173.02 = 99,058.74 : x - Step 2: Convert to fraction form
225,331.26/338,173.02 = 99,058.74/x - Step 3: Cross multiply
225,331.26x = 338,173.02 × 99,058.74 - Step 4: Simplify right side
225,331.26x = 33,498,993,263.19 - Step 5: Solve for x
x = 33,498,993,263.19/225,331.26 - Step 6: Final answer
x = 148,665.54
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.