Finding the Fourth Proportional to 179,072.12, 247,115.49 and 98,497.88
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Solution
The fourth proportional to 179,072.12, 247,115.49 and 98,497.88 is: 135,924.85
Step by Step Solution
- Step 1: Write the proportion equation
179,072.12 : 247,115.49 = 98,497.88 : x - Step 2: Convert to fraction form
179,072.12/247,115.49 = 98,497.88/x - Step 3: Cross multiply
179,072.12x = 247,115.49 × 98,497.88 - Step 4: Simplify right side
179,072.12x = 24,340,350,644.58 - Step 5: Solve for x
x = 24,340,350,644.58/179,072.12 - Step 6: Final answer
x = 135,924.85
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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.