Finding the Fourth Proportional to 75,763.04, 104,553.26 and 41,770.79
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Solution
The fourth proportional to 75,763.04, 104,553.26 and 41,770.79 is: 57,643.84
Step by Step Solution
- Step 1: Write the proportion equation
75,763.04 : 104,553.26 = 41,770.79 : x - Step 2: Convert to fraction form
75,763.04/104,553.26 = 41,770.79/x - Step 3: Cross multiply
75,763.04x = 104,553.26 × 41,770.79 - Step 4: Simplify right side
75,763.04x = 4,367,272,267.28 - Step 5: Solve for x
x = 4,367,272,267.28/75,763.04 - Step 6: Final answer
x = 57,643.84
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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.