Finding the Fourth Proportional to 83,197.13, 124,795.69 and 27,793.13
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Solution
The fourth proportional to 83,197.13, 124,795.69 and 27,793.13 is: 41,689.69
Step by Step Solution
- Step 1: Write the proportion equation
83,197.13 : 124,795.69 = 27,793.13 : x - Step 2: Convert to fraction form
83,197.13/124,795.69 = 27,793.13/x - Step 3: Cross multiply
83,197.13x = 124,795.69 × 27,793.13 - Step 4: Simplify right side
83,197.13x = 3,468,462,142.15 - Step 5: Solve for x
x = 3,468,462,142.15/83,197.13 - Step 6: Final answer
x = 41,689.69
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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.