Finding the Fourth Proportional to 146,588.93, 202,293.11 and 79,520.93
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Solution
The fourth proportional to 146,588.93, 202,293.11 and 79,520.93 is: 109,739.09
Step by Step Solution
- Step 1: Write the proportion equation
146,588.93 : 202,293.11 = 79,520.93 : x - Step 2: Convert to fraction form
146,588.93/202,293.11 = 79,520.93/x - Step 3: Cross multiply
146,588.93x = 202,293.11 × 79,520.93 - Step 4: Simplify right side
146,588.93x = 16,086,536,239.79 - Step 5: Solve for x
x = 16,086,536,239.79/146,588.93 - Step 6: Final answer
x = 109,739.09
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1.5x scale
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.