Finding the Fourth Proportional to 180,313.35, 270,485.61 and 47,193.49
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Solution
The fourth proportional to 180,313.35, 270,485.61 and 47,193.49 is: 70,794.31
Step by Step Solution
- Step 1: Write the proportion equation
180,313.35 : 270,485.61 = 47,193.49 : x - Step 2: Convert to fraction form
180,313.35/270,485.61 = 47,193.49/x - Step 3: Cross multiply
180,313.35x = 270,485.61 × 47,193.49 - Step 4: Simplify right side
180,313.35x = 12,765,159,930.68 - Step 5: Solve for x
x = 12,765,159,930.68/180,313.35 - Step 6: Final answer
x = 70,794.31
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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.