Finding the Fourth Proportional to 273,192.04, 409,861.02 and 86,207.08
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Solution
The fourth proportional to 273,192.04, 409,861.02 and 86,207.08 is: 129,333.64
Step by Step Solution
- Step 1: Write the proportion equation
273,192.04 : 409,861.02 = 86,207.08 : x - Step 2: Convert to fraction form
273,192.04/409,861.02 = 86,207.08/x - Step 3: Cross multiply
273,192.04x = 409,861.02 × 86,207.08 - Step 4: Simplify right side
273,192.04x = 35,332,921,740.02 - Step 5: Solve for x
x = 35,332,921,740.02/273,192.04 - Step 6: Final answer
x = 129,333.64
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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.