Finding the Fourth Proportional to 164,521.99, 227,045.60 and 100,924.03
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Solution
The fourth proportional to 164,521.99, 227,045.60 and 100,924.03 is: 139,278.38
Step by Step Solution
- Step 1: Write the proportion equation
164,521.99 : 227,045.60 = 100,924.03 : x - Step 2: Convert to fraction form
164,521.99/227,045.60 = 100,924.03/x - Step 3: Cross multiply
164,521.99x = 227,045.60 × 100,924.03 - Step 4: Simplify right side
164,521.99x = 22,914,356,945.77 - Step 5: Solve for x
x = 22,914,356,945.77/164,521.99 - Step 6: Final answer
x = 139,278.38
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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.