Finding the Fourth Proportional to 270,075.06, 372,699.03 and 149,221.38
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Solution
The fourth proportional to 270,075.06, 372,699.03 and 149,221.38 is: 205,922.99
Step by Step Solution
- Step 1: Write the proportion equation
270,075.06 : 372,699.03 = 149,221.38 : x - Step 2: Convert to fraction form
270,075.06/372,699.03 = 149,221.38/x - Step 3: Cross multiply
270,075.06x = 372,699.03 × 149,221.38 - Step 4: Simplify right side
270,075.06x = 55,614,663,581.26 - Step 5: Solve for x
x = 55,614,663,581.26/270,075.06 - Step 6: Final answer
x = 205,922.99
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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.