Finding the Fourth Proportional to 269,221.13, 371,527.63 and 148,366.75
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Solution
The fourth proportional to 269,221.13, 371,527.63 and 148,366.75 is: 204,747.48
Step by Step Solution
- Step 1: Write the proportion equation
269,221.13 : 371,527.63 = 148,366.75 : x - Step 2: Convert to fraction form
269,221.13/371,527.63 = 148,366.75/x - Step 3: Cross multiply
269,221.13x = 371,527.63 × 148,366.75 - Step 4: Simplify right side
269,221.13x = 55,122,346,998.30 - Step 5: Solve for x
x = 55,122,346,998.30/269,221.13 - Step 6: Final answer
x = 204,747.48
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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.