Finding the Fourth Proportional to 179,052.99, 247,048.43 and 115,314.09
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Solution
The fourth proportional to 179,052.99, 247,048.43 and 115,314.09 is: 159,104.66
Step by Step Solution
- Step 1: Write the proportion equation
179,052.99 : 247,048.43 = 115,314.09 : x - Step 2: Convert to fraction form
179,052.99/247,048.43 = 115,314.09/x - Step 3: Cross multiply
179,052.99x = 247,048.43 × 115,314.09 - Step 4: Simplify right side
179,052.99x = 28,488,164,314.81 - Step 5: Solve for x
x = 28,488,164,314.81/179,052.99 - Step 6: Final answer
x = 159,104.66
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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.