Finding the Fourth Proportional to 213,154.62, 294,152.35 and 117,660.48
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Solution
The fourth proportional to 213,154.62, 294,152.35 and 117,660.48 is: 162,370.90
Step by Step Solution
- Step 1: Write the proportion equation
213,154.62 : 294,152.35 = 117,660.48 : x - Step 2: Convert to fraction form
213,154.62/294,152.35 = 117,660.48/x - Step 3: Cross multiply
213,154.62x = 294,152.35 × 117,660.48 - Step 4: Simplify right side
213,154.62x = 34,610,106,694.13 - Step 5: Solve for x
x = 34,610,106,694.13/213,154.62 - Step 6: Final answer
x = 162,370.90
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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.