Finding the Fourth Proportional to 100,204.68, 150,311.68 and 55,797.95
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Solution
The fourth proportional to 100,204.68, 150,311.68 and 55,797.95 is: 83,699.52
Step by Step Solution
- Step 1: Write the proportion equation
100,204.68 : 150,311.68 = 55,797.95 : x - Step 2: Convert to fraction form
100,204.68/150,311.68 = 55,797.95/x - Step 3: Cross multiply
100,204.68x = 150,311.68 × 55,797.95 - Step 4: Simplify right side
100,204.68x = 8,387,083,605.06 - Step 5: Solve for x
x = 8,387,083,605.06/100,204.68 - Step 6: Final answer
x = 83,699.52
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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.