Finding the Fourth Proportional to 238,670.58, 329,283.42 and 147,993.92
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Solution
The fourth proportional to 238,670.58, 329,283.42 and 147,993.92 is: 204,180.78
Step by Step Solution
- Step 1: Write the proportion equation
238,670.58 : 329,283.42 = 147,993.92 : x - Step 2: Convert to fraction form
238,670.58/329,283.42 = 147,993.92/x - Step 3: Cross multiply
238,670.58x = 329,283.42 × 147,993.92 - Step 4: Simplify right side
238,670.58x = 48,731,944,116.81 - Step 5: Solve for x
x = 48,731,944,116.81/238,670.58 - Step 6: Final answer
x = 204,180.78
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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.