Finding the Fourth Proportional to 237,968.94, 328,394.07 and 135,993.23
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Solution
The fourth proportional to 237,968.94, 328,394.07 and 135,993.23 is: 187,668.91
Step by Step Solution
- Step 1: Write the proportion equation
237,968.94 : 328,394.07 = 135,993.23 : x - Step 2: Convert to fraction form
237,968.94/328,394.07 = 135,993.23/x - Step 3: Cross multiply
237,968.94x = 328,394.07 × 135,993.23 - Step 4: Simplify right side
237,968.94x = 44,659,370,264.13 - Step 5: Solve for x
x = 44,659,370,264.13/237,968.94 - Step 6: Final answer
x = 187,668.91
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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.