Finding the Fourth Proportional to 173,578.68, 239,533.10 and 98,122.68
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Solution
The fourth proportional to 173,578.68, 239,533.10 and 98,122.68 is: 135,406.20
Step by Step Solution
- Step 1: Write the proportion equation
173,578.68 : 239,533.10 = 98,122.68 : x - Step 2: Convert to fraction form
173,578.68/239,533.10 = 98,122.68/x - Step 3: Cross multiply
173,578.68x = 239,533.10 × 98,122.68 - Step 4: Simplify right side
173,578.68x = 23,503,629,720.71 - Step 5: Solve for x
x = 23,503,629,720.71/173,578.68 - Step 6: Final answer
x = 135,406.20
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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.