Finding the Fourth Proportional to 175,825.69, 263,645.58 and 80,973.07
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Solution
The fourth proportional to 175,825.69, 263,645.58 and 80,973.07 is: 121,416.80
Step by Step Solution
- Step 1: Write the proportion equation
175,825.69 : 263,645.58 = 80,973.07 : x - Step 2: Convert to fraction form
175,825.69/263,645.58 = 80,973.07/x - Step 3: Cross multiply
175,825.69x = 263,645.58 × 80,973.07 - Step 4: Simplify right side
175,825.69x = 21,348,191,649.07 - Step 5: Solve for x
x = 21,348,191,649.07/175,825.69 - Step 6: Final answer
x = 121,416.80
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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.