Finding the Fourth Proportional to 173,331.08, 239,198.18 and 97,880.20
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Solution
The fourth proportional to 173,331.08, 239,198.18 and 97,880.20 is: 135,075.40
Step by Step Solution
- Step 1: Write the proportion equation
173,331.08 : 239,198.18 = 97,880.20 : x - Step 2: Convert to fraction form
173,331.08/239,198.18 = 97,880.20/x - Step 3: Cross multiply
173,331.08x = 239,198.18 × 97,880.20 - Step 4: Simplify right side
173,331.08x = 23,412,765,698.04 - Step 5: Solve for x
x = 23,412,765,698.04/173,331.08 - Step 6: Final answer
x = 135,075.40
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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.