Finding the Fourth Proportional to 134,245.13, 185,258.97 and 73,819.69
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Solution
The fourth proportional to 134,245.13, 185,258.97 and 73,819.69 is: 101,871.55
Step by Step Solution
- Step 1: Write the proportion equation
134,245.13 : 185,258.97 = 73,819.69 : x - Step 2: Convert to fraction form
134,245.13/185,258.97 = 73,819.69/x - Step 3: Cross multiply
134,245.13x = 185,258.97 × 73,819.69 - Step 4: Simplify right side
134,245.13x = 13,675,759,735.12 - Step 5: Solve for x
x = 13,675,759,735.12/134,245.13 - Step 6: Final answer
x = 101,871.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.