Finding the Fourth Proportional to 135,799.92, 203,698.08 and 73,864.08
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Solution
The fourth proportional to 135,799.92, 203,698.08 and 73,864.08 is: 110,795.14
Step by Step Solution
- Step 1: Write the proportion equation
135,799.92 : 203,698.08 = 73,864.08 : x - Step 2: Convert to fraction form
135,799.92/203,698.08 = 73,864.08/x - Step 3: Cross multiply
135,799.92x = 203,698.08 × 73,864.08 - Step 4: Simplify right side
135,799.92x = 15,045,971,276.97 - Step 5: Solve for x
x = 15,045,971,276.97/135,799.92 - Step 6: Final answer
x = 110,795.14
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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.