Finding the Fourth Proportional to 164,199.99, 246,223.44 and 85,293.03
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Solution
The fourth proportional to 164,199.99, 246,223.44 and 85,293.03 is: 127,899.78
Step by Step Solution
- Step 1: Write the proportion equation
164,199.99 : 246,223.44 = 85,293.03 : x - Step 2: Convert to fraction form
164,199.99/246,223.44 = 85,293.03/x - Step 3: Cross multiply
164,199.99x = 246,223.44 × 85,293.03 - Step 4: Simplify right side
164,199.99x = 21,001,143,254.62 - Step 5: Solve for x
x = 21,001,143,254.62/164,199.99 - Step 6: Final answer
x = 127,899.78
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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.