Finding the Fourth Proportional to 135,583.97, 203,394.98 and 56,680.25
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Solution
The fourth proportional to 135,583.97, 203,394.98 and 56,680.25 is: 85,028.32
Step by Step Solution
- Step 1: Write the proportion equation
135,583.97 : 203,394.98 = 56,680.25 : x - Step 2: Convert to fraction form
135,583.97/203,394.98 = 56,680.25/x - Step 3: Cross multiply
135,583.97x = 203,394.98 × 56,680.25 - Step 4: Simplify right side
135,583.97x = 11,528,477,439.87 - Step 5: Solve for x
x = 11,528,477,439.87/135,583.97 - Step 6: Final answer
x = 85,028.32
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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.