Finding the Fourth Proportional to 248,922.14, 372,718.89 and 130,344.21
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Solution
The fourth proportional to 248,922.14, 372,718.89 and 130,344.21 is: 195,168.46
Step by Step Solution
- Step 1: Write the proportion equation
248,922.14 : 372,718.89 = 130,344.21 : x - Step 2: Convert to fraction form
248,922.14/372,718.89 = 130,344.21/x - Step 3: Cross multiply
248,922.14x = 372,718.89 × 130,344.21 - Step 4: Simplify right side
248,922.14x = 48,581,749,269.13 - Step 5: Solve for x
x = 48,581,749,269.13/248,922.14 - Step 6: Final answer
x = 195,168.46
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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.