Finding the Fourth Proportional to 231,475.18, 347,151.99 and 98,286.88
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Solution
The fourth proportional to 231,475.18, 347,151.99 and 98,286.88 is: 147,404.51
Step by Step Solution
- Step 1: Write the proportion equation
231,475.18 : 347,151.99 = 98,286.88 : x - Step 2: Convert to fraction form
231,475.18/347,151.99 = 98,286.88/x - Step 3: Cross multiply
231,475.18x = 347,151.99 × 98,286.88 - Step 4: Simplify right side
231,475.18x = 34,120,484,247.13 - Step 5: Solve for x
x = 34,120,484,247.13/231,475.18 - Step 6: Final answer
x = 147,404.51
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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.