Finding the Fourth Proportional to 240,117.18, 331,344.99 and 132,685.26
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Solution
The fourth proportional to 240,117.18, 331,344.99 and 132,685.26 is: 183,096.42
Step by Step Solution
- Step 1: Write the proportion equation
240,117.18 : 331,344.99 = 132,685.26 : x - Step 2: Convert to fraction form
240,117.18/331,344.99 = 132,685.26/x - Step 3: Cross multiply
240,117.18x = 331,344.99 × 132,685.26 - Step 4: Simplify right side
240,117.18x = 43,964,596,147.85 - Step 5: Solve for x
x = 43,964,596,147.85/240,117.18 - Step 6: Final answer
x = 183,096.42
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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.