Finding the Fourth Proportional to 99,694.62, 149,567.13 and 33,135.08
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Solution
The fourth proportional to 99,694.62, 149,567.13 and 33,135.08 is: 49,710.99
Step by Step Solution
- Step 1: Write the proportion equation
99,694.62 : 149,567.13 = 33,135.08 : x - Step 2: Convert to fraction form
99,694.62/149,567.13 = 33,135.08/x - Step 3: Cross multiply
99,694.62x = 149,567.13 × 33,135.08 - Step 4: Simplify right side
99,694.62x = 4,955,918,070.08 - Step 5: Solve for x
x = 4,955,918,070.08/99,694.62 - Step 6: Final answer
x = 49,710.99
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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.