Finding the Fourth Proportional to 199,226.63, 274,924.75 and 108,580.65
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Solution
The fourth proportional to 199,226.63, 274,924.75 and 108,580.65 is: 149,836.94
Step by Step Solution
- Step 1: Write the proportion equation
199,226.63 : 274,924.75 = 108,580.65 : x - Step 2: Convert to fraction form
199,226.63/274,924.75 = 108,580.65/x - Step 3: Cross multiply
199,226.63x = 274,924.75 × 108,580.65 - Step 4: Simplify right side
199,226.63x = 29,851,508,056.09 - Step 5: Solve for x
x = 29,851,508,056.09/199,226.63 - Step 6: Final answer
x = 149,836.94
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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.