Finding the Fourth Proportional to 239,320.52, 330,258.26 and 131,888.26
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Solution
The fourth proportional to 239,320.52, 330,258.26 and 131,888.26 is: 182,003.56
Step by Step Solution
- Step 1: Write the proportion equation
239,320.52 : 330,258.26 = 131,888.26 : x - Step 2: Convert to fraction form
239,320.52/330,258.26 = 131,888.26/x - Step 3: Cross multiply
239,320.52x = 330,258.26 × 131,888.26 - Step 4: Simplify right side
239,320.52x = 43,557,187,262.03 - Step 5: Solve for x
x = 43,557,187,262.03/239,320.52 - Step 6: Final answer
x = 182,003.56
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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.