Finding the Fourth Proportional to 248,173.36, 372,252.13 and 147,660.05
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Solution
The fourth proportional to 248,173.36, 372,252.13 and 147,660.05 is: 221,485.38
Step by Step Solution
- Step 1: Write the proportion equation
248,173.36 : 372,252.13 = 147,660.05 : x - Step 2: Convert to fraction form
248,173.36/372,252.13 = 147,660.05/x - Step 3: Cross multiply
248,173.36x = 372,252.13 × 147,660.05 - Step 4: Simplify right side
248,173.36x = 54,966,769,520.47 - Step 5: Solve for x
x = 54,966,769,520.47/248,173.36 - Step 6: Final answer
x = 221,485.38
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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.