Finding the Fourth Proportional to 239,771.43, 330,884.24 and 132,341.43
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Solution
The fourth proportional to 239,771.43, 330,884.24 and 132,341.43 is: 182,630.99
Step by Step Solution
- Step 1: Write the proportion equation
239,771.43 : 330,884.24 = 132,341.43 : x - Step 2: Convert to fraction form
239,771.43/330,884.24 = 132,341.43/x - Step 3: Cross multiply
239,771.43x = 330,884.24 × 132,341.43 - Step 4: Simplify right side
239,771.43x = 43,789,692,824.36 - Step 5: Solve for x
x = 43,789,692,824.36/239,771.43 - Step 6: Final answer
x = 182,630.99
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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.