Finding the Fourth Proportional to 265,782.05, 366,765.73 and 144,922.36
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Solution
The fourth proportional to 265,782.05, 366,765.73 and 144,922.36 is: 199,985.50
Step by Step Solution
- Step 1: Write the proportion equation
265,782.05 : 366,765.73 = 144,922.36 : x - Step 2: Convert to fraction form
265,782.05/366,765.73 = 144,922.36/x - Step 3: Cross multiply
265,782.05x = 366,765.73 × 144,922.36 - Step 4: Simplify right side
265,782.05x = 53,152,555,158.72 - Step 5: Solve for x
x = 53,152,555,158.72/265,782.05 - Step 6: Final answer
x = 199,985.50
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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.