Finding the Fourth Proportional to 213,240.96, 294,272.52 and 117,747.84
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Solution
The fourth proportional to 213,240.96, 294,272.52 and 117,747.84 is: 162,492.02
Step by Step Solution
- Step 1: Write the proportion equation
213,240.96 : 294,272.52 = 117,747.84 : x - Step 2: Convert to fraction form
213,240.96/294,272.52 = 117,747.84/x - Step 3: Cross multiply
213,240.96x = 294,272.52 × 117,747.84 - Step 4: Simplify right side
213,240.96x = 34,649,953,601.36 - Step 5: Solve for x
x = 34,649,953,601.36/213,240.96 - Step 6: Final answer
x = 162,492.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.