Finding the Fourth Proportional to 188,941.77, 283,407.93 and 76,591.94
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Solution
The fourth proportional to 188,941.77, 283,407.93 and 76,591.94 is: 114,885.99
Step by Step Solution
- Step 1: Write the proportion equation
188,941.77 : 283,407.93 = 76,591.94 : x - Step 2: Convert to fraction form
188,941.77/283,407.93 = 76,591.94/x - Step 3: Cross multiply
188,941.77x = 283,407.93 × 76,591.94 - Step 4: Simplify right side
188,941.77x = 21,706,761,753.04 - Step 5: Solve for x
x = 21,706,761,753.04/188,941.77 - Step 6: Final answer
x = 114,885.99
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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.