Finding the Fourth Proportional to 265,146.36, 365,909.75 and 144,295.48
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Solution
The fourth proportional to 265,146.36, 365,909.75 and 144,295.48 is: 199,131.99
Step by Step Solution
- Step 1: Write the proportion equation
265,146.36 : 365,909.75 = 144,295.48 : x - Step 2: Convert to fraction form
265,146.36/365,909.75 = 144,295.48/x - Step 3: Cross multiply
265,146.36x = 365,909.75 × 144,295.48 - Step 4: Simplify right side
265,146.36x = 52,799,123,012.93 - Step 5: Solve for x
x = 52,799,123,012.93/265,146.36 - Step 6: Final answer
x = 199,131.99
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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.