Finding the Fourth Proportional to 270,195.98, 372,889.75 and 149,334.66
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Solution
The fourth proportional to 270,195.98, 372,889.75 and 149,334.66 is: 206,092.50
Step by Step Solution
- Step 1: Write the proportion equation
270,195.98 : 372,889.75 = 149,334.66 : x - Step 2: Convert to fraction form
270,195.98/372,889.75 = 149,334.66/x - Step 3: Cross multiply
270,195.98x = 372,889.75 × 149,334.66 - Step 4: Simplify right side
270,195.98x = 55,685,364,220.40 - Step 5: Solve for x
x = 55,685,364,220.40/270,195.98 - Step 6: Final answer
x = 206,092.50
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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.