Finding the Fourth Proportional to 75,475.92, 104,162.04 and 41,944.08
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Solution
The fourth proportional to 75,475.92, 104,162.04 and 41,944.08 is: 57,885.76
Step by Step Solution
- Step 1: Write the proportion equation
75,475.92 : 104,162.04 = 41,944.08 : x - Step 2: Convert to fraction form
75,475.92/104,162.04 = 41,944.08/x - Step 3: Cross multiply
75,475.92x = 104,162.04 × 41,944.08 - Step 4: Simplify right side
75,475.92x = 4,368,980,938.72 - Step 5: Solve for x
x = 4,368,980,938.72/75,475.92 - Step 6: Final answer
x = 57,885.76
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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.