Finding the Fourth Proportional to 270,133.19, 372,806.25 and 149,298.07
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Solution
The fourth proportional to 270,133.19, 372,806.25 and 149,298.07 is: 206,043.74
Step by Step Solution
- Step 1: Write the proportion equation
270,133.19 : 372,806.25 = 149,298.07 : x - Step 2: Convert to fraction form
270,133.19/372,806.25 = 149,298.07/x - Step 3: Cross multiply
270,133.19x = 372,806.25 × 149,298.07 - Step 4: Simplify right side
270,133.19x = 55,659,253,608.94 - Step 5: Solve for x
x = 55,659,253,608.94/270,133.19 - Step 6: Final answer
x = 206,043.74
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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.