Finding the Fourth Proportional to 75,104.19, 112,659.93 and 24,503.12
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Solution
The fourth proportional to 75,104.19, 112,659.93 and 24,503.12 is: 36,755.87
Step by Step Solution
- Step 1: Write the proportion equation
75,104.19 : 112,659.93 = 24,503.12 : x - Step 2: Convert to fraction form
75,104.19/112,659.93 = 24,503.12/x - Step 3: Cross multiply
75,104.19x = 112,659.93 × 24,503.12 - Step 4: Simplify right side
75,104.19x = 2,760,519,698.21 - Step 5: Solve for x
x = 2,760,519,698.21/75,104.19 - Step 6: Final answer
x = 36,755.87
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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.