Finding the Fourth Proportional to 135,469.08, 203,201.34 and 36,973.08
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Solution
The fourth proportional to 135,469.08, 203,201.34 and 36,973.08 is: 55,459.00
Step by Step Solution
- Step 1: Write the proportion equation
135,469.08 : 203,201.34 = 36,973.08 : x - Step 2: Convert to fraction form
135,469.08/203,201.34 = 36,973.08/x - Step 3: Cross multiply
135,469.08x = 203,201.34 × 36,973.08 - Step 4: Simplify right side
135,469.08x = 7,512,979,399.93 - Step 5: Solve for x
x = 7,512,979,399.93/135,469.08 - Step 6: Final answer
x = 55,459.00
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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.