Finding the Fourth Proportional to 164,586.24, 246,939.84 and 69,837.12
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Solution
The fourth proportional to 164,586.24, 246,939.84 and 69,837.12 is: 104,781.34
Step by Step Solution
- Step 1: Write the proportion equation
164,586.24 : 246,939.84 = 69,837.12 : x - Step 2: Convert to fraction form
164,586.24/246,939.84 = 69,837.12/x - Step 3: Cross multiply
164,586.24x = 246,939.84 × 69,837.12 - Step 4: Simplify right side
164,586.24x = 17,245,567,238.86 - Step 5: Solve for x
x = 17,245,567,238.86/164,586.24 - Step 6: Final answer
x = 104,781.34
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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.