Finding the Fourth Proportional to 95,730.96, 132,144.88 and 75,259.62
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Solution
The fourth proportional to 95,730.96, 132,144.88 and 75,259.62 is: 103,886.70
Step by Step Solution
- Step 1: Write the proportion equation
95,730.96 : 132,144.88 = 75,259.62 : x - Step 2: Convert to fraction form
95,730.96/132,144.88 = 75,259.62/x - Step 3: Cross multiply
95,730.96x = 132,144.88 × 75,259.62 - Step 4: Simplify right side
95,730.96x = 9,945,173,453.75 - Step 5: Solve for x
x = 9,945,173,453.75/95,730.96 - Step 6: Final answer
x = 103,886.70
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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.