Finding the Fourth Proportional to 100,203.68, 150,310.18 and 55,796.95
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Solution
The fourth proportional to 100,203.68, 150,310.18 and 55,796.95 is: 83,698.02
Step by Step Solution
- Step 1: Write the proportion equation
100,203.68 : 150,310.18 = 55,796.95 : x - Step 2: Convert to fraction form
100,203.68/150,310.18 = 55,796.95/x - Step 3: Cross multiply
100,203.68x = 150,310.18 × 55,796.95 - Step 4: Simplify right side
100,203.68x = 8,386,849,855.58 - Step 5: Solve for x
x = 8,386,849,855.58/100,203.68 - Step 6: Final answer
x = 83,698.02
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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.