Finding the Fourth Proportional to 175,388.58, 263,001.07 and 91,126.09
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Solution
The fourth proportional to 175,388.58, 263,001.07 and 91,126.09 is: 136,646.63
Step by Step Solution
- Step 1: Write the proportion equation
175,388.58 : 263,001.07 = 91,126.09 : x - Step 2: Convert to fraction form
175,388.58/263,001.07 = 91,126.09/x - Step 3: Cross multiply
175,388.58x = 263,001.07 × 91,126.09 - Step 4: Simplify right side
175,388.58x = 23,966,259,174.92 - Step 5: Solve for x
x = 23,966,259,174.92/175,388.58 - Step 6: Final answer
x = 136,646.63
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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.