Finding the Fourth Proportional to 248,922.63, 372,719.64 and 130,344.70
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Solution
The fourth proportional to 248,922.63, 372,719.64 and 130,344.70 is: 195,169.20
Step by Step Solution
- Step 1: Write the proportion equation
248,922.63 : 372,719.64 = 130,344.70 : x - Step 2: Convert to fraction form
248,922.63/372,719.64 = 130,344.70/x - Step 3: Cross multiply
248,922.63x = 372,719.64 × 130,344.70 - Step 4: Simplify right side
248,922.63x = 48,582,029,659.91 - Step 5: Solve for x
x = 48,582,029,659.91/248,922.63 - Step 6: Final answer
x = 195,169.20
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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.