Finding the Fourth Proportional to 261,323.49, 360,781.01 and 164,610.26
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Solution
The fourth proportional to 261,323.49, 360,781.01 and 164,610.26 is: 227,259.53
Step by Step Solution
- Step 1: Write the proportion equation
261,323.49 : 360,781.01 = 164,610.26 : x - Step 2: Convert to fraction form
261,323.49/360,781.01 = 164,610.26/x - Step 3: Cross multiply
261,323.49x = 360,781.01 × 164,610.26 - Step 4: Simplify right side
261,323.49x = 59,388,253,232.21 - Step 5: Solve for x
x = 59,388,253,232.21/261,323.49 - Step 6: Final answer
x = 227,259.53
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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.