Finding the Fourth Proportional to 237,340.80, 327,517.62 and 129,890.06
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Solution
The fourth proportional to 237,340.80, 327,517.62 and 129,890.06 is: 179,241.33
Step by Step Solution
- Step 1: Write the proportion equation
237,340.80 : 327,517.62 = 129,890.06 : x - Step 2: Convert to fraction form
237,340.80/327,517.62 = 129,890.06/x - Step 3: Cross multiply
237,340.80x = 327,517.62 × 129,890.06 - Step 4: Simplify right side
237,340.80x = 42,541,281,675.27 - Step 5: Solve for x
x = 42,541,281,675.27/237,340.80 - Step 6: Final answer
x = 179,241.33
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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.