Finding the Fourth Proportional to 174,529.37, 261,779.43 and 69,320.09
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Solution
The fourth proportional to 174,529.37, 261,779.43 and 69,320.09 is: 103,974.33
Step by Step Solution
- Step 1: Write the proportion equation
174,529.37 : 261,779.43 = 69,320.09 : x - Step 2: Convert to fraction form
174,529.37/261,779.43 = 69,320.09/x - Step 3: Cross multiply
174,529.37x = 261,779.43 × 69,320.09 - Step 4: Simplify right side
174,529.37x = 18,146,574,562.15 - Step 5: Solve for x
x = 18,146,574,562.15/174,529.37 - Step 6: Final answer
x = 103,974.33
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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.