Finding the Fourth Proportional to 195,109.91, 269,246.17 and 114,536.15
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Solution
The fourth proportional to 195,109.91, 269,246.17 and 114,536.15 is: 158,056.65
Step by Step Solution
- Step 1: Write the proportion equation
195,109.91 : 269,246.17 = 114,536.15 : x - Step 2: Convert to fraction form
195,109.91/269,246.17 = 114,536.15/x - Step 3: Cross multiply
195,109.91x = 269,246.17 × 114,536.15 - Step 4: Simplify right side
195,109.91x = 30,838,419,714.05 - Step 5: Solve for x
x = 30,838,419,714.05/195,109.91 - Step 6: Final answer
x = 158,056.65
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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.