Finding the Fourth Proportional to 197,351.06, 272,344.44 and 106,706.99
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Solution
The fourth proportional to 197,351.06, 272,344.44 and 106,706.99 is: 147,255.64
Step by Step Solution
- Step 1: Write the proportion equation
197,351.06 : 272,344.44 = 106,706.99 : x - Step 2: Convert to fraction form
197,351.06/272,344.44 = 106,706.99/x - Step 3: Cross multiply
197,351.06x = 272,344.44 × 106,706.99 - Step 4: Simplify right side
197,351.06x = 29,061,056,516.65 - Step 5: Solve for x
x = 29,061,056,516.65/197,351.06 - Step 6: Final answer
x = 147,255.64
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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.