Finding the Fourth Proportional to 248,359.08, 372,611.21 and 79,875.63
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Solution
The fourth proportional to 248,359.08, 372,611.21 and 79,875.63 is: 119,836.79
Step by Step Solution
- Step 1: Write the proportion equation
248,359.08 : 372,611.21 = 79,875.63 : x - Step 2: Convert to fraction form
248,359.08/372,611.21 = 79,875.63/x - Step 3: Cross multiply
248,359.08x = 372,611.21 × 79,875.63 - Step 4: Simplify right side
248,359.08x = 29,762,555,143.81 - Step 5: Solve for x
x = 29,762,555,143.81/248,359.08 - Step 6: Final answer
x = 119,836.79
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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.