Finding the Fourth Proportional to 179,170.56, 247,204.08 and 115,544.88
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Solution
The fourth proportional to 179,170.56, 247,204.08 and 115,544.88 is: 159,418.86
Step by Step Solution
- Step 1: Write the proportion equation
179,170.56 : 247,204.08 = 115,544.88 : x - Step 2: Convert to fraction form
179,170.56/247,204.08 = 115,544.88/x - Step 3: Cross multiply
179,170.56x = 247,204.08 × 115,544.88 - Step 4: Simplify right side
179,170.56x = 28,563,165,759.11 - Step 5: Solve for x
x = 28,563,165,759.11/179,170.56 - Step 6: Final answer
x = 159,418.86
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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.