Finding the Fourth Proportional to 269,845.04, 372,357.88 and 156,645.68
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Solution
The fourth proportional to 269,845.04, 372,357.88 and 156,645.68 is: 216,154.62
Step by Step Solution
- Step 1: Write the proportion equation
269,845.04 : 372,357.88 = 156,645.68 : x - Step 2: Convert to fraction form
269,845.04/372,357.88 = 156,645.68/x - Step 3: Cross multiply
269,845.04x = 372,357.88 × 156,645.68 - Step 4: Simplify right side
269,845.04x = 58,328,253,315.96 - Step 5: Solve for x
x = 58,328,253,315.96/269,845.04 - Step 6: Final answer
x = 216,154.62
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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.