Finding the Fourth Proportional to 197,160.03, 272,080.97 and 106,515.96
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Solution
The fourth proportional to 197,160.03, 272,080.97 and 106,515.96 is: 146,992.09
Step by Step Solution
- Step 1: Write the proportion equation
197,160.03 : 272,080.97 = 106,515.96 : x - Step 2: Convert to fraction form
197,160.03/272,080.97 = 106,515.96/x - Step 3: Cross multiply
197,160.03x = 272,080.97 × 106,515.96 - Step 4: Simplify right side
197,160.03x = 28,980,965,184.70 - Step 5: Solve for x
x = 28,980,965,184.70/197,160.03 - Step 6: Final answer
x = 146,992.09
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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.