Finding the Fourth Proportional to 197,552.97, 272,622.02 and 106,908.91
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Solution
The fourth proportional to 197,552.97, 272,622.02 and 106,908.91 is: 147,533.71
Step by Step Solution
- Step 1: Write the proportion equation
197,552.97 : 272,622.02 = 106,908.91 : x - Step 2: Convert to fraction form
197,552.97/272,622.02 = 106,908.91/x - Step 3: Cross multiply
197,552.97x = 272,622.02 × 106,908.91 - Step 4: Simplify right side
197,552.97x = 29,145,722,585.92 - Step 5: Solve for x
x = 29,145,722,585.92/197,552.97 - Step 6: Final answer
x = 147,533.71
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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.