Finding the Fourth Proportional to 106,849.64, 160,135.68 and 43,595.66
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Solution
The fourth proportional to 106,849.64, 160,135.68 and 43,595.66 is: 65,336.87
Step by Step Solution
- Step 1: Write the proportion equation
106,849.64 : 160,135.68 = 43,595.66 : x - Step 2: Convert to fraction form
106,849.64/160,135.68 = 43,595.66/x - Step 3: Cross multiply
106,849.64x = 160,135.68 × 43,595.66 - Step 4: Simplify right side
106,849.64x = 6,981,220,659.15 - Step 5: Solve for x
x = 6,981,220,659.15/106,849.64 - Step 6: Final answer
x = 65,336.87
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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.