Finding the Fourth Proportional to 239,703.53, 330,791.84 and 132,276.66
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Solution
The fourth proportional to 239,703.53, 330,791.84 and 132,276.66 is: 182,542.33
Step by Step Solution
- Step 1: Write the proportion equation
239,703.53 : 330,791.84 = 132,276.66 : x - Step 2: Convert to fraction form
239,703.53/330,791.84 = 132,276.66/x - Step 3: Cross multiply
239,703.53x = 330,791.84 × 132,276.66 - Step 4: Simplify right side
239,703.53x = 43,756,039,089.07 - Step 5: Solve for x
x = 43,756,039,089.07/239,703.53 - Step 6: Final answer
x = 182,542.33
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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.