Finding the Fourth Proportional to 135,771.24, 203,659.14 and 47,027.36
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Solution
The fourth proportional to 135,771.24, 203,659.14 and 47,027.36 is: 70,541.83
Step by Step Solution
- Step 1: Write the proportion equation
135,771.24 : 203,659.14 = 47,027.36 : x - Step 2: Convert to fraction form
135,771.24/203,659.14 = 47,027.36/x - Step 3: Cross multiply
135,771.24x = 203,659.14 × 47,027.36 - Step 4: Simplify right side
135,771.24x = 9,577,551,694.07 - Step 5: Solve for x
x = 9,577,551,694.07/135,771.24 - Step 6: Final answer
x = 70,541.83
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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.