Finding the Fourth Proportional to 99,088.26, 136,732.77 and 58,795.08
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Solution
The fourth proportional to 99,088.26, 136,732.77 and 58,795.08 is: 81,131.85
Step by Step Solution
- Step 1: Write the proportion equation
99,088.26 : 136,732.77 = 58,795.08 : x - Step 2: Convert to fraction form
99,088.26/136,732.77 = 58,795.08/x - Step 3: Cross multiply
99,088.26x = 136,732.77 × 58,795.08 - Step 4: Simplify right side
99,088.26x = 8,039,214,150.77 - Step 5: Solve for x
x = 8,039,214,150.77/99,088.26 - Step 6: Final answer
x = 81,131.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.