Finding the Fourth Proportional to 75,543.12, 104,247.27 and 41,551.56
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Solution
The fourth proportional to 75,543.12, 104,247.27 and 41,551.56 is: 57,339.92
Step by Step Solution
- Step 1: Write the proportion equation
75,543.12 : 104,247.27 = 41,551.56 : x - Step 2: Convert to fraction form
75,543.12/104,247.27 = 41,551.56/x - Step 3: Cross multiply
75,543.12x = 104,247.27 × 41,551.56 - Step 4: Simplify right side
75,543.12x = 4,331,636,694.24 - Step 5: Solve for x
x = 4,331,636,694.24/75,543.12 - Step 6: Final answer
x = 57,339.92
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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.