Finding the Fourth Proportional to 261,324.99, 360,783.08 and 164,611.76
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Solution
The fourth proportional to 261,324.99, 360,783.08 and 164,611.76 is: 227,261.60
Step by Step Solution
- Step 1: Write the proportion equation
261,324.99 : 360,783.08 = 164,611.76 : x - Step 2: Convert to fraction form
261,324.99/360,783.08 = 164,611.76/x - Step 3: Cross multiply
261,324.99x = 360,783.08 × 164,611.76 - Step 4: Simplify right side
261,324.99x = 59,389,135,150.05 - Step 5: Solve for x
x = 59,389,135,150.05/261,324.99 - Step 6: Final answer
x = 227,261.60
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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.