Finding the Fourth Proportional to 207,084.12, 310,626.63 and 57,324.84
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Solution
The fourth proportional to 207,084.12, 310,626.63 and 57,324.84 is: 85,987.38
Step by Step Solution
- Step 1: Write the proportion equation
207,084.12 : 310,626.63 = 57,324.84 : x - Step 2: Convert to fraction form
207,084.12/310,626.63 = 57,324.84/x - Step 3: Cross multiply
207,084.12x = 310,626.63 × 57,324.84 - Step 4: Simplify right side
207,084.12x = 17,806,621,864.49 - Step 5: Solve for x
x = 17,806,621,864.49/207,084.12 - Step 6: Final answer
x = 85,987.38
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.