Finding the Fourth Proportional to 248,613.04, 372,717.12 and 115,577.20
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Solution
The fourth proportional to 248,613.04, 372,717.12 and 115,577.20 is: 173,271.69
Step by Step Solution
- Step 1: Write the proportion equation
248,613.04 : 372,717.12 = 115,577.20 : x - Step 2: Convert to fraction form
248,613.04/372,717.12 = 115,577.20/x - Step 3: Cross multiply
248,613.04x = 372,717.12 × 115,577.20 - Step 4: Simplify right side
248,613.04x = 43,077,601,121.66 - Step 5: Solve for x
x = 43,077,601,121.66/248,613.04 - Step 6: Final answer
x = 173,271.69
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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.