Finding the Fourth Proportional to 125,460.44, 188,079.74 and 96,009.74
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Solution
The fourth proportional to 125,460.44, 188,079.74 and 96,009.74 is: 143,929.72
Step by Step Solution
- Step 1: Write the proportion equation
125,460.44 : 188,079.74 = 96,009.74 : x - Step 2: Convert to fraction form
125,460.44/188,079.74 = 96,009.74/x - Step 3: Cross multiply
125,460.44x = 188,079.74 × 96,009.74 - Step 4: Simplify right side
125,460.44x = 18,057,486,456.62 - Step 5: Solve for x
x = 18,057,486,456.62/125,460.44 - Step 6: Final answer
x = 143,929.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.