Finding the Fourth Proportional to 135,622.26, 203,433.40 and 52,516.26
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Solution
The fourth proportional to 135,622.26, 203,433.40 and 52,516.26 is: 78,774.39
Step by Step Solution
- Step 1: Write the proportion equation
135,622.26 : 203,433.40 = 52,516.26 : x - Step 2: Convert to fraction form
135,622.26/203,433.40 = 52,516.26/x - Step 3: Cross multiply
135,622.26x = 203,433.40 × 52,516.26 - Step 4: Simplify right side
135,622.26x = 10,683,561,327.08 - Step 5: Solve for x
x = 10,683,561,327.08/135,622.26 - Step 6: Final answer
x = 78,774.39
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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.