Finding the Fourth Proportional to 213,125.35, 294,112.39 and 117,631.39
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Solution
The fourth proportional to 213,125.35, 294,112.39 and 117,631.39 is: 162,330.99
Step by Step Solution
- Step 1: Write the proportion equation
213,125.35 : 294,112.39 = 117,631.39 : x - Step 2: Convert to fraction form
213,125.35/294,112.39 = 117,631.39/x - Step 3: Cross multiply
213,125.35x = 294,112.39 × 117,631.39 - Step 4: Simplify right side
213,125.35x = 34,596,849,251.92 - Step 5: Solve for x
x = 34,596,849,251.92/213,125.35 - Step 6: Final answer
x = 162,330.99
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1.5x scale
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.