Finding the Fourth Proportional to 270,082.08, 372,735.09 and 149,233.95
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Solution
The fourth proportional to 270,082.08, 372,735.09 and 149,233.95 is: 205,954.91
Step by Step Solution
- Step 1: Write the proportion equation
270,082.08 : 372,735.09 = 149,233.95 : x - Step 2: Convert to fraction form
270,082.08/372,735.09 = 149,233.95/x - Step 3: Cross multiply
270,082.08x = 372,735.09 × 149,233.95 - Step 4: Simplify right side
270,082.08x = 55,624,729,784.31 - Step 5: Solve for x
x = 55,624,729,784.31/270,082.08 - Step 6: Final answer
x = 205,954.91
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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.