Finding the Fourth Proportional to 96,278.12, 132,853.60 and 53,250.80
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Solution
The fourth proportional to 96,278.12, 132,853.60 and 53,250.80 is: 73,480.46
Step by Step Solution
- Step 1: Write the proportion equation
96,278.12 : 132,853.60 = 53,250.80 : x - Step 2: Convert to fraction form
96,278.12/132,853.60 = 53,250.80/x - Step 3: Cross multiply
96,278.12x = 132,853.60 × 53,250.80 - Step 4: Simplify right side
96,278.12x = 7,074,560,482.88 - Step 5: Solve for x
x = 7,074,560,482.88/96,278.12 - Step 6: Final answer
x = 73,480.46
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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.