Finding the Fourth Proportional to 99,827.16, 149,690.78 and 33,244.08
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Solution
The fourth proportional to 99,827.16, 149,690.78 and 33,244.08 is: 49,849.48
Step by Step Solution
- Step 1: Write the proportion equation
99,827.16 : 149,690.78 = 33,244.08 : x - Step 2: Convert to fraction form
99,827.16/149,690.78 = 33,244.08/x - Step 3: Cross multiply
99,827.16x = 149,690.78 × 33,244.08 - Step 4: Simplify right side
99,827.16x = 4,976,331,600.24 - Step 5: Solve for x
x = 4,976,331,600.24/99,827.16 - Step 6: Final answer
x = 49,849.48
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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.