Finding the Fourth Proportional to 89,797.13, 134,696.36 and 39,863.80
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Solution
The fourth proportional to 89,797.13, 134,696.36 and 39,863.80 is: 59,796.00
Step by Step Solution
- Step 1: Write the proportion equation
89,797.13 : 134,696.36 = 39,863.80 : x - Step 2: Convert to fraction form
89,797.13/134,696.36 = 39,863.80/x - Step 3: Cross multiply
89,797.13x = 134,696.36 × 39,863.80 - Step 4: Simplify right side
89,797.13x = 5,369,508,755.77 - Step 5: Solve for x
x = 5,369,508,755.77/89,797.13 - Step 6: Final answer
x = 59,796.00
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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.