Finding the Fourth Proportional to 95,776.24, 132,166.12 and 54,938.26
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Solution
The fourth proportional to 95,776.24, 132,166.12 and 54,938.26 is: 75,811.88
Step by Step Solution
- Step 1: Write the proportion equation
95,776.24 : 132,166.12 = 54,938.26 : x - Step 2: Convert to fraction form
95,776.24/132,166.12 = 54,938.26/x - Step 3: Cross multiply
95,776.24x = 132,166.12 × 54,938.26 - Step 4: Simplify right side
95,776.24x = 7,260,976,663.75 - Step 5: Solve for x
x = 7,260,976,663.75/95,776.24 - Step 6: Final answer
x = 75,811.88
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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.