Finding the Fourth Proportional to 175,581.99, 263,295.23 and 126,126.63
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Solution
The fourth proportional to 175,581.99, 263,295.23 and 126,126.63 is: 189,134.09
Step by Step Solution
- Step 1: Write the proportion equation
175,581.99 : 263,295.23 = 126,126.63 : x - Step 2: Convert to fraction form
175,581.99/263,295.23 = 126,126.63/x - Step 3: Cross multiply
175,581.99x = 263,295.23 × 126,126.63 - Step 4: Simplify right side
175,581.99x = 33,208,539,424.34 - Step 5: Solve for x
x = 33,208,539,424.34/175,581.99 - Step 6: Final answer
x = 189,134.09
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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.