Finding the Fourth Proportional to 104,380.23, 156,582.54 and 33,278.07
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Solution
The fourth proportional to 104,380.23, 156,582.54 and 33,278.07 is: 49,920.99
Step by Step Solution
- Step 1: Write the proportion equation
104,380.23 : 156,582.54 = 33,278.07 : x - Step 2: Convert to fraction form
104,380.23/156,582.54 = 33,278.07/x - Step 3: Cross multiply
104,380.23x = 156,582.54 × 33,278.07 - Step 4: Simplify right side
104,380.23x = 5,210,764,726.90 - Step 5: Solve for x
x = 5,210,764,726.90/104,380.23 - Step 6: Final answer
x = 49,920.99
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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.