Finding the Fourth Proportional to 227,379.68, 341,070.16 and 79,601.12
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Solution
The fourth proportional to 227,379.68, 341,070.16 and 79,601.12 is: 119,401.90
Step by Step Solution
- Step 1: Write the proportion equation
227,379.68 : 341,070.16 = 79,601.12 : x - Step 2: Convert to fraction form
227,379.68/341,070.16 = 79,601.12/x - Step 3: Cross multiply
227,379.68x = 341,070.16 × 79,601.12 - Step 4: Simplify right side
227,379.68x = 27,149,566,734.58 - Step 5: Solve for x
x = 27,149,566,734.58/227,379.68 - Step 6: Final answer
x = 119,401.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.