Finding the Fourth Proportional to 199,438.24, 275,326.34 and 154,014.24
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Solution
The fourth proportional to 199,438.24, 275,326.34 and 154,014.24 is: 212,618.09
Step by Step Solution
- Step 1: Write the proportion equation
199,438.24 : 275,326.34 = 154,014.24 : x - Step 2: Convert to fraction form
199,438.24/275,326.34 = 154,014.24/x - Step 3: Cross multiply
199,438.24x = 275,326.34 × 154,014.24 - Step 4: Simplify right side
199,438.24x = 42,404,177,007.08 - Step 5: Solve for x
x = 42,404,177,007.08/199,438.24 - Step 6: Final answer
x = 212,618.09
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1.5x scale
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.