Finding the Fourth Proportional to 95,775.08, 132,169.60 and 55,512.19
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Solution
The fourth proportional to 95,775.08, 132,169.60 and 55,512.19 is: 76,606.82
Step by Step Solution
- Step 1: Write the proportion equation
95,775.08 : 132,169.60 = 55,512.19 : x - Step 2: Convert to fraction form
95,775.08/132,169.60 = 55,512.19/x - Step 3: Cross multiply
95,775.08x = 132,169.60 × 55,512.19 - Step 4: Simplify right side
95,775.08x = 7,337,023,947.42 - Step 5: Solve for x
x = 7,337,023,947.42/95,775.08 - Step 6: Final answer
x = 76,606.82
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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.