Finding the Fourth Proportional to 104,294.75, 156,446.99 and 30,422.75
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Solution
The fourth proportional to 104,294.75, 156,446.99 and 30,422.75 is: 45,635.54
Step by Step Solution
- Step 1: Write the proportion equation
104,294.75 : 156,446.99 = 30,422.75 : x - Step 2: Convert to fraction form
104,294.75/156,446.99 = 30,422.75/x - Step 3: Cross multiply
104,294.75x = 156,446.99 × 30,422.75 - Step 4: Simplify right side
104,294.75x = 4,759,547,665.02 - Step 5: Solve for x
x = 4,759,547,665.02/104,294.75 - Step 6: Final answer
x = 45,635.54
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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.