Finding the Fourth Proportional to 238,797.99, 329,528.23 and 131,350.68
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Solution
The fourth proportional to 238,797.99, 329,528.23 and 131,350.68 is: 181,256.79
Step by Step Solution
- Step 1: Write the proportion equation
238,797.99 : 329,528.23 = 131,350.68 : x - Step 2: Convert to fraction form
238,797.99/329,528.23 = 131,350.68/x - Step 3: Cross multiply
238,797.99x = 329,528.23 × 131,350.68 - Step 4: Simplify right side
238,797.99x = 43,283,756,761.32 - Step 5: Solve for x
x = 43,283,756,761.32/238,797.99 - Step 6: Final answer
x = 181,256.79
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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.