Finding the Fourth Proportional to 174,744.36, 261,722.74 and 122,387.58
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Solution
The fourth proportional to 174,744.36, 261,722.74 and 122,387.58 is: 183,305.56
Step by Step Solution
- Step 1: Write the proportion equation
174,744.36 : 261,722.74 = 122,387.58 : x - Step 2: Convert to fraction form
174,744.36/261,722.74 = 122,387.58/x - Step 3: Cross multiply
174,744.36x = 261,722.74 × 122,387.58 - Step 4: Simplify right side
174,744.36x = 32,031,612,779.57 - Step 5: Solve for x
x = 32,031,612,779.57/174,744.36 - Step 6: Final answer
x = 183,305.56
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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.